diff --git a/cmd/benchstat/html.go b/cmd/benchstat/html.go
index adc99e2..cc930f8 100644
--- a/cmd/benchstat/html.go
+++ b/cmd/benchstat/html.go
@@ -10,23 +10,31 @@
 )
 
 var htmlTemplate = template.Must(template.New("").Parse(`
-<table class='benchstat'>
-{{- range $i, $table := .}}
-<tbody {{if .OldNewDelta}}class='oldnew'{{end}}>
+{{with index . 0}}
+<table class='benchstat {{if .OldNewDelta}}oldnew{{end}}'>
 {{if .OldNewDelta -}}
-<tr><th>name<th>old {{.Metric}}<th>new {{.Metric}}<th>delta
+{{- else if eq (len .Configs) 1}}
+{{- else -}}
+<tr class='configs'><th>{{range .Configs}}<th>{{.}}{{end}}
+{{end}}
+{{end}}
+{{- range $i, $table := .}}
+<tbody>
+{{if .OldNewDelta -}}
+<tr><th><th>old {{.Metric}}<th>new {{.Metric}}<th>delta<th>
 {{else if eq (len .Configs) 1}}
-<tr><th>name<th>{{.Metric}}
+<tr><th><th>{{.Metric}}
 {{else -}}
-<tr><th>name \ {{.Metric}}{{range .Configs}}<th>{{.}}{{end}}
+<tr><th><th colspan='{{len .Configs}}' class='metric'>{{.Metric}}
 {{end}}{{range $row := $table.Rows -}}
 {{if $table.OldNewDelta -}}
 <tr class='{{if eq .Change 1}}better{{else if eq .Change -1}}worse{{else}}unchanged{{end}}'>
 {{- else -}}
 <tr>
 {{- end -}}
-<td>{{.Benchmark}}{{range .Metrics}}<td>{{.Format $row.Scaler}}{{end}}{{if $table.OldNewDelta}}<td>{{.Delta}}<td class='note'>{{.Note}}{{end}}
+<td>{{.Benchmark}}{{range .Metrics}}<td>{{.Format $row.Scaler}}{{end}}{{if $table.OldNewDelta}}<td{{if eq .Delta "~"}} class='nodelta'{{end}}>{{.Delta}}<td class='note'>{{.Note}}{{end}}
 {{end -}}
+<tr><td>&nbsp;
 </tbody>
 {{end}}
 </table>
diff --git a/cmd/benchstat/main.go b/cmd/benchstat/main.go
index 3beda32..2e16404 100644
--- a/cmd/benchstat/main.go
+++ b/cmd/benchstat/main.go
@@ -155,5 +155,10 @@
 	os.Stdout.Write(buf.Bytes())
 }
 
-var htmlStyle = `<style>.benchstat tbody td:nth-child(1n+2):not(.note) { text-align: right; padding: 0em 1em; }</style>
+var htmlStyle = `<style>
+.benchstat th:nth-child(1) { text-align: left; }
+.benchstat tbody td:nth-child(1n+2):not(.note) { text-align: right; padding: 0em 1em; }
+.benchstat tr:not(.configs) th { border-top: 1px solid #666; border-bottom: 1px solid #ccc; }
+.benchstat .nodelta { text-align: center !important; }
+</style>
 `
diff --git a/cmd/benchstat/testdata/examplehtml.golden b/cmd/benchstat/testdata/examplehtml.golden
index 16d9eb1..6ff1e4e 100644
--- a/cmd/benchstat/testdata/examplehtml.golden
+++ b/cmd/benchstat/testdata/examplehtml.golden
@@ -1,16 +1,26 @@
-<style>.benchstat tbody td:nth-child(1n+2):not(.note) { text-align: right; padding: 0em 1em; }</style>
+<style>
+.benchstat th:nth-child(1) { text-align: left; }
+.benchstat tbody td:nth-child(1n+2):not(.note) { text-align: right; padding: 0em 1em; }
+.benchstat tr:not(.configs) th { border-top: 1px solid #666; border-bottom: 1px solid #ccc; }
+.benchstat .nodelta { text-align: center !important; }
+</style>
 
-<table class='benchstat'>
-<tbody class='oldnew'>
-<tr><th>name<th>old time/op<th>new time/op<th>delta
+
+<table class='benchstat oldnew'>
+
+
+<tbody>
+<tr><th><th>old time/op<th>new time/op<th>delta<th>
 <tr class='better'><td>GobEncode<td>13.6ms ± 1%<td>11.8ms ± 1%<td>-13.31%<td class='note'>(p=0.016 n=4&#43;5)
-<tr class='unchanged'><td>JSONEncode<td>32.1ms ± 1%<td>31.8ms ± 1%<td>~<td class='note'>(p=0.286 n=4&#43;5)
+<tr class='unchanged'><td>JSONEncode<td>32.1ms ± 1%<td>31.8ms ± 1%<td class='nodelta'>~<td class='note'>(p=0.286 n=4&#43;5)
+<tr><td>&nbsp;
 </tbody>
 
-<tbody class='oldnew'>
-<tr><th>name<th>old speed<th>new speed<th>delta
+<tbody>
+<tr><th><th>old speed<th>new speed<th>delta<th>
 <tr class='better'><td>GobEncode<td>56.4MB/s ± 1%<td>65.1MB/s ± 1%<td>&#43;15.36%<td class='note'>(p=0.016 n=4&#43;5)
-<tr class='unchanged'><td>JSONEncode<td>60.4MB/s ± 1%<td>61.1MB/s ± 2%<td>~<td class='note'>(p=0.286 n=4&#43;5)
+<tr class='unchanged'><td>JSONEncode<td>60.4MB/s ± 1%<td>61.1MB/s ± 2%<td class='nodelta'>~<td class='note'>(p=0.286 n=4&#43;5)
+<tr><td>&nbsp;
 </tbody>
 
 </table>
diff --git a/cmd/benchstat/testdata/exampleoldhtml.golden b/cmd/benchstat/testdata/exampleoldhtml.golden
index b11a296..02518b9 100644
--- a/cmd/benchstat/testdata/exampleoldhtml.golden
+++ b/cmd/benchstat/testdata/exampleoldhtml.golden
@@ -1,18 +1,28 @@
-<style>.benchstat tbody td:nth-child(1n+2):not(.note) { text-align: right; padding: 0em 1em; }</style>
+<style>
+.benchstat th:nth-child(1) { text-align: left; }
+.benchstat tbody td:nth-child(1n+2):not(.note) { text-align: right; padding: 0em 1em; }
+.benchstat tr:not(.configs) th { border-top: 1px solid #666; border-bottom: 1px solid #ccc; }
+.benchstat .nodelta { text-align: center !important; }
+</style>
 
-<table class='benchstat'>
-<tbody >
 
-<tr><th>name<th>time/op
+<table class='benchstat '>
+
+
+<tbody>
+
+<tr><th><th>time/op
 <tr><td>GobEncode<td>13.6ms ± 1%
 <tr><td>JSONEncode<td>32.1ms ± 1%
+<tr><td>&nbsp;
 </tbody>
 
-<tbody >
+<tbody>
 
-<tr><th>name<th>speed
+<tr><th><th>speed
 <tr><td>GobEncode<td>56.4MB/s ± 1%
 <tr><td>JSONEncode<td>60.4MB/s ± 1%
+<tr><td>&nbsp;
 </tbody>
 
 </table>
diff --git a/cmd/benchstat/testdata/oldnew4html.golden b/cmd/benchstat/testdata/oldnew4html.golden
index 093c0ee..7dd8b94 100644
--- a/cmd/benchstat/testdata/oldnew4html.golden
+++ b/cmd/benchstat/testdata/oldnew4html.golden
@@ -1,8 +1,17 @@
-<style>.benchstat tbody td:nth-child(1n+2):not(.note) { text-align: right; padding: 0em 1em; }</style>
+<style>
+.benchstat th:nth-child(1) { text-align: left; }
+.benchstat tbody td:nth-child(1n+2):not(.note) { text-align: right; padding: 0em 1em; }
+.benchstat tr:not(.configs) th { border-top: 1px solid #666; border-bottom: 1px solid #ccc; }
+.benchstat .nodelta { text-align: center !important; }
+</style>
 
-<table class='benchstat'>
-<tbody >
-<tr><th>name \ time/op<th>old.txt<th>new.txt<th>slashslash4.txt
+
+<table class='benchstat '>
+<tr class='configs'><th><th>old.txt<th>new.txt<th>slashslash4.txt
+
+
+<tbody>
+<tr><th><th colspan='3' class='metric'>time/op
 <tr><td>CRC32/poly=IEEE/size=15/align=0-8<td>46.9ns ± 8%<td>44.5ns ± 3%<td>
 <tr><td>CRC32/poly=IEEE/size=15/align=1-8<td>44.7ns ± 5%<td>44.5ns ± 4%<td>
 <tr><td>CRC32/poly=IEEE/size=40/align=0-8<td>41.0ns ± 1%<td>42.5ns ± 6%<td>42.1ns ± 3%
@@ -39,10 +48,11 @@
 <tr><td>CRC32/poly=Koopman/size=4kB/align=1-8<td>8.94µs ±10%<td>9.05µs ±12%<td>9.46µs ± 8%
 <tr><td>CRC32/poly=Koopman/size=32kB/align=0-8<td>72.4µs ± 9%<td>72.9µs ± 4%<td>
 <tr><td>CRC32/poly=Koopman/size=32kB/align=1-8<td>69.6µs ± 3%<td>74.3µs ± 3%<td>
+<tr><td>&nbsp;
 </tbody>
 
-<tbody >
-<tr><th>name \ speed<th>old.txt<th>new.txt<th>slashslash4.txt
+<tbody>
+<tr><th><th colspan='3' class='metric'>speed
 <tr><td>CRC32/poly=IEEE/size=15/align=0-8<td>321MB/s ± 8%<td>337MB/s ± 3%<td>
 <tr><td>CRC32/poly=IEEE/size=15/align=1-8<td>336MB/s ± 4%<td>337MB/s ± 4%<td>
 <tr><td>CRC32/poly=IEEE/size=40/align=0-8<td>975MB/s ± 1%<td>942MB/s ± 5%<td>951MB/s ± 3%
@@ -79,6 +89,7 @@
 <tr><td>CRC32/poly=Koopman/size=4kB/align=1-8<td>459MB/s ± 9%<td>455MB/s ±11%<td>434MB/s ± 9%
 <tr><td>CRC32/poly=Koopman/size=32kB/align=0-8<td>453MB/s ± 8%<td>450MB/s ± 4%<td>
 <tr><td>CRC32/poly=Koopman/size=32kB/align=1-8<td>471MB/s ± 3%<td>441MB/s ± 3%<td>
+<tr><td>&nbsp;
 </tbody>
 
 </table>
diff --git a/cmd/benchstat/testdata/oldnewhtml.golden b/cmd/benchstat/testdata/oldnewhtml.golden
index 549ec6d..5d17ba2 100644
--- a/cmd/benchstat/testdata/oldnewhtml.golden
+++ b/cmd/benchstat/testdata/oldnewhtml.golden
@@ -1,10 +1,18 @@
-<style>.benchstat tbody td:nth-child(1n+2):not(.note) { text-align: right; padding: 0em 1em; }</style>
+<style>
+.benchstat th:nth-child(1) { text-align: left; }
+.benchstat tbody td:nth-child(1n+2):not(.note) { text-align: right; padding: 0em 1em; }
+.benchstat tr:not(.configs) th { border-top: 1px solid #666; border-bottom: 1px solid #ccc; }
+.benchstat .nodelta { text-align: center !important; }
+</style>
 
-<table class='benchstat'>
-<tbody class='oldnew'>
-<tr><th>name<th>old time/op<th>new time/op<th>delta
+
+<table class='benchstat oldnew'>
+
+
+<tbody>
+<tr><th><th>old time/op<th>new time/op<th>delta<th>
 <tr class='better'><td>CRC32/poly=IEEE/size=15/align=0-8<td>46.9ns ± 8%<td>44.5ns ± 3%<td>-5.01%<td class='note'>(p=0.008 n=10&#43;10)
-<tr class='unchanged'><td>CRC32/poly=IEEE/size=15/align=1-8<td>44.7ns ± 5%<td>44.5ns ± 4%<td>~<td class='note'>(p=0.539 n=10&#43;10)
+<tr class='unchanged'><td>CRC32/poly=IEEE/size=15/align=1-8<td>44.7ns ± 5%<td>44.5ns ± 4%<td class='nodelta'>~<td class='note'>(p=0.539 n=10&#43;10)
 <tr class='worse'><td>CRC32/poly=IEEE/size=40/align=0-8<td>41.0ns ± 1%<td>42.5ns ± 6%<td>&#43;3.56%<td class='note'>(p=0.000 n=8&#43;10)
 <tr class='worse'><td>CRC32/poly=IEEE/size=40/align=1-8<td>41.1ns ± 1%<td>42.0ns ± 3%<td>&#43;2.34%<td class='note'>(p=0.000 n=9&#43;10)
 <tr class='better'><td>CRC32/poly=IEEE/size=512/align=0-8<td>238ns ± 5%<td>57ns ± 3%<td>-76.00%<td class='note'>(p=0.000 n=10&#43;10)
@@ -15,36 +23,37 @@
 <tr class='better'><td>CRC32/poly=IEEE/size=4kB/align=1-8<td>1.76µs ± 6%<td>0.30µs ± 3%<td>-83.05%<td class='note'>(p=0.000 n=10&#43;10)
 <tr class='better'><td>CRC32/poly=IEEE/size=32kB/align=0-8<td>15.0µs ± 7%<td>2.2µs ± 3%<td>-85.57%<td class='note'>(p=0.000 n=10&#43;10)
 <tr class='better'><td>CRC32/poly=IEEE/size=32kB/align=1-8<td>14.2µs ± 7%<td>2.2µs ± 3%<td>-84.65%<td class='note'>(p=0.000 n=10&#43;10)
-<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=15/align=0-8<td>16.4ns ± 3%<td>16.3ns ± 2%<td>~<td class='note'>(p=0.615 n=9&#43;9)
-<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=15/align=1-8<td>17.2ns ± 2%<td>17.3ns ± 2%<td>~<td class='note'>(p=0.650 n=9&#43;10)
-<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=40/align=0-8<td>17.4ns ± 2%<td>17.5ns ± 4%<td>~<td class='note'>(p=0.694 n=10&#43;10)
+<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=15/align=0-8<td>16.4ns ± 3%<td>16.3ns ± 2%<td class='nodelta'>~<td class='note'>(p=0.615 n=9&#43;9)
+<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=15/align=1-8<td>17.2ns ± 2%<td>17.3ns ± 2%<td class='nodelta'>~<td class='note'>(p=0.650 n=9&#43;10)
+<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=40/align=0-8<td>17.4ns ± 2%<td>17.5ns ± 4%<td class='nodelta'>~<td class='note'>(p=0.694 n=10&#43;10)
 <tr class='better'><td>CRC32/poly=Castagnoli/size=40/align=1-8<td>19.7ns ± 3%<td>19.4ns ± 2%<td>-1.62%<td class='note'>(p=0.036 n=10&#43;10)
-<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=512/align=0-8<td>40.2ns ± 2%<td>40.1ns ± 4%<td>~<td class='note'>(p=0.614 n=10&#43;10)
-<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=512/align=1-8<td>42.1ns ± 3%<td>41.9ns ± 2%<td>~<td class='note'>(p=0.952 n=10&#43;9)
+<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=512/align=0-8<td>40.2ns ± 2%<td>40.1ns ± 4%<td class='nodelta'>~<td class='note'>(p=0.614 n=10&#43;10)
+<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=512/align=1-8<td>42.1ns ± 3%<td>41.9ns ± 2%<td class='nodelta'>~<td class='note'>(p=0.952 n=10&#43;9)
 <tr class='worse'><td>CRC32/poly=Castagnoli/size=1kB/align=0-8<td>65.5ns ± 1%<td>66.2ns ± 1%<td>&#43;1.01%<td class='note'>(p=0.003 n=9&#43;8)
-<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=1kB/align=1-8<td>70.1ns ± 6%<td>68.5ns ± 2%<td>~<td class='note'>(p=0.190 n=10&#43;9)
+<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=1kB/align=1-8<td>70.1ns ± 6%<td>68.5ns ± 2%<td class='nodelta'>~<td class='note'>(p=0.190 n=10&#43;9)
 <tr class='better'><td>CRC32/poly=Castagnoli/size=4kB/align=0-8<td>163ns ± 5%<td>159ns ± 3%<td>-2.46%<td class='note'>(p=0.032 n=10&#43;10)
 <tr class='better'><td>CRC32/poly=Castagnoli/size=4kB/align=1-8<td>169ns ± 6%<td>162ns ± 3%<td>-4.60%<td class='note'>(p=0.005 n=10&#43;10)
-<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=32kB/align=0-8<td>1.22µs ± 4%<td>1.21µs ± 3%<td>~<td class='note'>(p=0.882 n=9&#43;9)
+<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=32kB/align=0-8<td>1.22µs ± 4%<td>1.21µs ± 3%<td class='nodelta'>~<td class='note'>(p=0.882 n=9&#43;9)
 <tr class='better'><td>CRC32/poly=Castagnoli/size=32kB/align=1-8<td>1.26µs ± 3%<td>1.22µs ± 4%<td>-3.48%<td class='note'>(p=0.002 n=9&#43;10)
-<tr class='unchanged'><td>CRC32/poly=Koopman/size=15/align=0-8<td>36.5ns ±11%<td>35.6ns ± 3%<td>~<td class='note'>(p=0.216 n=10&#43;10)
-<tr class='unchanged'><td>CRC32/poly=Koopman/size=15/align=1-8<td>35.1ns ± 5%<td>35.5ns ± 1%<td>~<td class='note'>(p=0.508 n=10&#43;9)
+<tr class='unchanged'><td>CRC32/poly=Koopman/size=15/align=0-8<td>36.5ns ±11%<td>35.6ns ± 3%<td class='nodelta'>~<td class='note'>(p=0.216 n=10&#43;10)
+<tr class='unchanged'><td>CRC32/poly=Koopman/size=15/align=1-8<td>35.1ns ± 5%<td>35.5ns ± 1%<td class='nodelta'>~<td class='note'>(p=0.508 n=10&#43;9)
 <tr class='better'><td>CRC32/poly=Koopman/size=40/align=0-8<td>91.6ns ± 9%<td>87.6ns ± 2%<td>-4.35%<td class='note'>(p=0.002 n=10&#43;10)
-<tr class='unchanged'><td>CRC32/poly=Koopman/size=40/align=1-8<td>91.1ns ± 6%<td>88.0ns ± 3%<td>~<td class='note'>(p=0.055 n=10&#43;10)
+<tr class='unchanged'><td>CRC32/poly=Koopman/size=40/align=1-8<td>91.1ns ± 6%<td>88.0ns ± 3%<td class='nodelta'>~<td class='note'>(p=0.055 n=10&#43;10)
 <tr class='better'><td>CRC32/poly=Koopman/size=512/align=0-8<td>1.13µs ± 5%<td>1.08µs ± 3%<td>-4.93%<td class='note'>(p=0.000 n=10&#43;10)
-<tr class='unchanged'><td>CRC32/poly=Koopman/size=512/align=1-8<td>1.13µs ± 6%<td>1.17µs ± 8%<td>~<td class='note'>(p=0.143 n=10&#43;10)
+<tr class='unchanged'><td>CRC32/poly=Koopman/size=512/align=1-8<td>1.13µs ± 6%<td>1.17µs ± 8%<td class='nodelta'>~<td class='note'>(p=0.143 n=10&#43;10)
 <tr class='worse'><td>CRC32/poly=Koopman/size=1kB/align=0-8<td>2.24µs ± 6%<td>2.34µs ± 4%<td>&#43;4.34%<td class='note'>(p=0.010 n=9&#43;10)
 <tr class='worse'><td>CRC32/poly=Koopman/size=1kB/align=1-8<td>2.15µs ± 2%<td>2.36µs ± 5%<td>&#43;9.84%<td class='note'>(p=0.000 n=9&#43;10)
-<tr class='unchanged'><td>CRC32/poly=Koopman/size=4kB/align=0-8<td>9.03µs ± 6%<td>9.00µs ± 6%<td>~<td class='note'>(p=0.971 n=10&#43;10)
-<tr class='unchanged'><td>CRC32/poly=Koopman/size=4kB/align=1-8<td>8.94µs ±10%<td>9.05µs ±12%<td>~<td class='note'>(p=0.754 n=10&#43;10)
-<tr class='unchanged'><td>CRC32/poly=Koopman/size=32kB/align=0-8<td>72.4µs ± 9%<td>72.9µs ± 4%<td>~<td class='note'>(p=0.684 n=10&#43;10)
+<tr class='unchanged'><td>CRC32/poly=Koopman/size=4kB/align=0-8<td>9.03µs ± 6%<td>9.00µs ± 6%<td class='nodelta'>~<td class='note'>(p=0.971 n=10&#43;10)
+<tr class='unchanged'><td>CRC32/poly=Koopman/size=4kB/align=1-8<td>8.94µs ±10%<td>9.05µs ±12%<td class='nodelta'>~<td class='note'>(p=0.754 n=10&#43;10)
+<tr class='unchanged'><td>CRC32/poly=Koopman/size=32kB/align=0-8<td>72.4µs ± 9%<td>72.9µs ± 4%<td class='nodelta'>~<td class='note'>(p=0.684 n=10&#43;10)
 <tr class='worse'><td>CRC32/poly=Koopman/size=32kB/align=1-8<td>69.6µs ± 3%<td>74.3µs ± 3%<td>&#43;6.70%<td class='note'>(p=0.000 n=8&#43;10)
+<tr><td>&nbsp;
 </tbody>
 
-<tbody class='oldnew'>
-<tr><th>name<th>old speed<th>new speed<th>delta
+<tbody>
+<tr><th><th>old speed<th>new speed<th>delta<th>
 <tr class='better'><td>CRC32/poly=IEEE/size=15/align=0-8<td>321MB/s ± 8%<td>337MB/s ± 3%<td>&#43;5.06%<td class='note'>(p=0.009 n=10&#43;10)
-<tr class='unchanged'><td>CRC32/poly=IEEE/size=15/align=1-8<td>336MB/s ± 4%<td>337MB/s ± 4%<td>~<td class='note'>(p=0.579 n=10&#43;10)
+<tr class='unchanged'><td>CRC32/poly=IEEE/size=15/align=1-8<td>336MB/s ± 4%<td>337MB/s ± 4%<td class='nodelta'>~<td class='note'>(p=0.579 n=10&#43;10)
 <tr class='worse'><td>CRC32/poly=IEEE/size=40/align=0-8<td>975MB/s ± 1%<td>942MB/s ± 5%<td>-3.37%<td class='note'>(p=0.001 n=8&#43;10)
 <tr class='worse'><td>CRC32/poly=IEEE/size=40/align=1-8<td>974MB/s ± 1%<td>952MB/s ± 3%<td>-2.25%<td class='note'>(p=0.000 n=9&#43;10)
 <tr class='better'><td>CRC32/poly=IEEE/size=512/align=0-8<td>2.15GB/s ± 4%<td>8.97GB/s ± 3%<td>&#43;317.65%<td class='note'>(p=0.000 n=10&#43;10)
@@ -55,30 +64,31 @@
 <tr class='better'><td>CRC32/poly=IEEE/size=4kB/align=1-8<td>2.33GB/s ± 6%<td>13.68GB/s ± 3%<td>&#43;488.23%<td class='note'>(p=0.000 n=10&#43;10)
 <tr class='better'><td>CRC32/poly=IEEE/size=32kB/align=0-8<td>2.19GB/s ± 7%<td>15.19GB/s ± 3%<td>&#43;591.99%<td class='note'>(p=0.000 n=10&#43;10)
 <tr class='better'><td>CRC32/poly=IEEE/size=32kB/align=1-8<td>2.31GB/s ± 8%<td>15.04GB/s ± 3%<td>&#43;550.07%<td class='note'>(p=0.000 n=10&#43;10)
-<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=15/align=0-8<td>916MB/s ± 2%<td>920MB/s ± 2%<td>~<td class='note'>(p=0.489 n=9&#43;9)
-<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=15/align=1-8<td>870MB/s ± 2%<td>867MB/s ± 2%<td>~<td class='note'>(p=0.661 n=9&#43;10)
-<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=40/align=0-8<td>2.30GB/s ± 2%<td>2.28GB/s ± 4%<td>~<td class='note'>(p=0.684 n=10&#43;10)
-<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=40/align=1-8<td>2.03GB/s ± 3%<td>2.06GB/s ± 2%<td>~<td class='note'>(p=0.063 n=10&#43;10)
-<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=512/align=0-8<td>12.7GB/s ± 2%<td>12.8GB/s ± 4%<td>~<td class='note'>(p=0.529 n=10&#43;10)
-<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=512/align=1-8<td>12.1GB/s ± 3%<td>12.2GB/s ± 1%<td>~<td class='note'>(p=0.780 n=10&#43;9)
+<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=15/align=0-8<td>916MB/s ± 2%<td>920MB/s ± 2%<td class='nodelta'>~<td class='note'>(p=0.489 n=9&#43;9)
+<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=15/align=1-8<td>870MB/s ± 2%<td>867MB/s ± 2%<td class='nodelta'>~<td class='note'>(p=0.661 n=9&#43;10)
+<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=40/align=0-8<td>2.30GB/s ± 2%<td>2.28GB/s ± 4%<td class='nodelta'>~<td class='note'>(p=0.684 n=10&#43;10)
+<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=40/align=1-8<td>2.03GB/s ± 3%<td>2.06GB/s ± 2%<td class='nodelta'>~<td class='note'>(p=0.063 n=10&#43;10)
+<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=512/align=0-8<td>12.7GB/s ± 2%<td>12.8GB/s ± 4%<td class='nodelta'>~<td class='note'>(p=0.529 n=10&#43;10)
+<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=512/align=1-8<td>12.1GB/s ± 3%<td>12.2GB/s ± 1%<td class='nodelta'>~<td class='note'>(p=0.780 n=10&#43;9)
 <tr class='worse'><td>CRC32/poly=Castagnoli/size=1kB/align=0-8<td>15.6GB/s ± 1%<td>15.5GB/s ± 1%<td>-1.02%<td class='note'>(p=0.002 n=9&#43;8)
-<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=1kB/align=1-8<td>14.6GB/s ± 6%<td>15.0GB/s ± 2%<td>~<td class='note'>(p=0.211 n=10&#43;9)
-<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=4kB/align=0-8<td>25.1GB/s ± 5%<td>25.7GB/s ± 3%<td>~<td class='note'>(p=0.052 n=10&#43;10)
+<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=1kB/align=1-8<td>14.6GB/s ± 6%<td>15.0GB/s ± 2%<td class='nodelta'>~<td class='note'>(p=0.211 n=10&#43;9)
+<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=4kB/align=0-8<td>25.1GB/s ± 5%<td>25.7GB/s ± 3%<td class='nodelta'>~<td class='note'>(p=0.052 n=10&#43;10)
 <tr class='better'><td>CRC32/poly=Castagnoli/size=4kB/align=1-8<td>24.1GB/s ± 6%<td>25.3GB/s ± 3%<td>&#43;4.71%<td class='note'>(p=0.005 n=10&#43;10)
-<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=32kB/align=0-8<td>26.9GB/s ± 4%<td>26.8GB/s ± 5%<td>~<td class='note'>(p=0.842 n=9&#43;10)
+<tr class='unchanged'><td>CRC32/poly=Castagnoli/size=32kB/align=0-8<td>26.9GB/s ± 4%<td>26.8GB/s ± 5%<td class='nodelta'>~<td class='note'>(p=0.842 n=9&#43;10)
 <tr class='better'><td>CRC32/poly=Castagnoli/size=32kB/align=1-8<td>25.9GB/s ± 3%<td>26.8GB/s ± 4%<td>&#43;3.62%<td class='note'>(p=0.002 n=9&#43;10)
-<tr class='unchanged'><td>CRC32/poly=Koopman/size=15/align=0-8<td>412MB/s ±10%<td>421MB/s ± 3%<td>~<td class='note'>(p=0.218 n=10&#43;10)
-<tr class='unchanged'><td>CRC32/poly=Koopman/size=15/align=1-8<td>427MB/s ± 5%<td>422MB/s ± 1%<td>~<td class='note'>(p=0.497 n=10&#43;9)
+<tr class='unchanged'><td>CRC32/poly=Koopman/size=15/align=0-8<td>412MB/s ±10%<td>421MB/s ± 3%<td class='nodelta'>~<td class='note'>(p=0.218 n=10&#43;10)
+<tr class='unchanged'><td>CRC32/poly=Koopman/size=15/align=1-8<td>427MB/s ± 5%<td>422MB/s ± 1%<td class='nodelta'>~<td class='note'>(p=0.497 n=10&#43;9)
 <tr class='better'><td>CRC32/poly=Koopman/size=40/align=0-8<td>437MB/s ± 9%<td>456MB/s ± 2%<td>&#43;4.50%<td class='note'>(p=0.002 n=10&#43;10)
-<tr class='unchanged'><td>CRC32/poly=Koopman/size=40/align=1-8<td>440MB/s ± 6%<td>455MB/s ± 3%<td>~<td class='note'>(p=0.052 n=10&#43;10)
+<tr class='unchanged'><td>CRC32/poly=Koopman/size=40/align=1-8<td>440MB/s ± 6%<td>455MB/s ± 3%<td class='nodelta'>~<td class='note'>(p=0.052 n=10&#43;10)
 <tr class='better'><td>CRC32/poly=Koopman/size=512/align=0-8<td>453MB/s ± 5%<td>476MB/s ± 3%<td>&#43;5.09%<td class='note'>(p=0.000 n=10&#43;10)
-<tr class='unchanged'><td>CRC32/poly=Koopman/size=512/align=1-8<td>455MB/s ± 6%<td>440MB/s ± 8%<td>~<td class='note'>(p=0.143 n=10&#43;10)
-<tr class='unchanged'><td>CRC32/poly=Koopman/size=1kB/align=0-8<td>452MB/s ± 9%<td>438MB/s ± 4%<td>~<td class='note'>(p=0.052 n=10&#43;10)
+<tr class='unchanged'><td>CRC32/poly=Koopman/size=512/align=1-8<td>455MB/s ± 6%<td>440MB/s ± 8%<td class='nodelta'>~<td class='note'>(p=0.143 n=10&#43;10)
+<tr class='unchanged'><td>CRC32/poly=Koopman/size=1kB/align=0-8<td>452MB/s ± 9%<td>438MB/s ± 4%<td class='nodelta'>~<td class='note'>(p=0.052 n=10&#43;10)
 <tr class='worse'><td>CRC32/poly=Koopman/size=1kB/align=1-8<td>477MB/s ± 2%<td>434MB/s ± 5%<td>-8.92%<td class='note'>(p=0.000 n=9&#43;10)
-<tr class='unchanged'><td>CRC32/poly=Koopman/size=4kB/align=0-8<td>454MB/s ± 5%<td>455MB/s ± 6%<td>~<td class='note'>(p=0.971 n=10&#43;10)
-<tr class='unchanged'><td>CRC32/poly=Koopman/size=4kB/align=1-8<td>459MB/s ± 9%<td>455MB/s ±11%<td>~<td class='note'>(p=0.739 n=10&#43;10)
-<tr class='unchanged'><td>CRC32/poly=Koopman/size=32kB/align=0-8<td>453MB/s ± 8%<td>450MB/s ± 4%<td>~<td class='note'>(p=0.684 n=10&#43;10)
+<tr class='unchanged'><td>CRC32/poly=Koopman/size=4kB/align=0-8<td>454MB/s ± 5%<td>455MB/s ± 6%<td class='nodelta'>~<td class='note'>(p=0.971 n=10&#43;10)
+<tr class='unchanged'><td>CRC32/poly=Koopman/size=4kB/align=1-8<td>459MB/s ± 9%<td>455MB/s ±11%<td class='nodelta'>~<td class='note'>(p=0.739 n=10&#43;10)
+<tr class='unchanged'><td>CRC32/poly=Koopman/size=32kB/align=0-8<td>453MB/s ± 8%<td>450MB/s ± 4%<td class='nodelta'>~<td class='note'>(p=0.684 n=10&#43;10)
 <tr class='worse'><td>CRC32/poly=Koopman/size=32kB/align=1-8<td>471MB/s ± 3%<td>441MB/s ± 3%<td>-6.25%<td class='note'>(p=0.000 n=8&#43;10)
+<tr><td>&nbsp;
 </tbody>
 
 </table>