| Language | Experience | Median Monthly Commits | Median Monthly Lines Changed | Total Commits | Total Lines Changed | Comment Ratio | |
|---|---|---|---|---|---|---|---|
| C | 10y 5m | 17 | 1,263 | 3,366 | 856,285 | 20.0% | |
| Autoconf | 8y 4m | 8 | 160 | 957 | 243,913 | 2.0% | |
| Make | 8y 4m | 6 | 104 | 887 | 45,881 | 14.8% | |
| Automake | 7y 2m | 5 | 42 | 897 | 12,650 | 5.9% | |
| shell script | 6y 9m | 4 | 143 | 551 | 154,653 | 7.7% | |
| C++ | 6y 4m | 4 | 186 | 732 | 249,127 | 19.1% | |
| XML | 3y 5m | 2 | 375 | 126 | 120,890 | 0.1% | |
| Objective-C | 1y 11m | 2 | 36 | 49 | 8,515 | 14.4% | |
| Python | 1y 9m | 2 | 230 | 161 | 25,663 | 12.0% | |
| HTML | 1y 8m | 1 | 10 | 39 | 46,686 | 2.5% | |
| C# | 1y 4m | 2 | 9 | 76 | 15,888 | 13.2% | |
| Assembly | 1y 2m | 2 | 120 | 46 | 5,950 | 19.8% | |
| CSS | 9m | 2 | 68 | 20 | 8,900 | 4.4% | |
| Perl | 6m | 1 | 19 | 8 | 633 | 19.9% | |
| Lisp | 5m | 3 | 378 | 41 | 151,489 | 5.5% | |
| PHP | 5m | 2 | 24 | 8 | 542 | 20.8% | |
| JavaScript | 3m | 2 | 1,810 | 6 | 3,620 | 7.0% | |
| Ruby | 3m | 1 | 14 | 4 | 69 | - | |
| TeX/LaTeX | 2m | 4 | 7,027 | 8 | 14,054 | 1.4% | |
| DOS batch script | 2m | 3 | 54 | 5 | 108 | - | |
| Modula-2 | 2m | 2 | 90 | 4 | 180 | - | |
| Java | 2m | 2 | 460 | 3 | 920 | 15.9% | |
| Tcl | 1m | 6 | 54 | 6 | 54 | - | |
| Ebuild | 1m | 3 | 13 | 3 | 13 | - | |
| SQL | 1m | 2 | 98 | 2 | 98 | - | |
| CMake | 1m | 1 | 267 | 1 | 267 | - | |
| C/C++ | 1m | 1 | 110 | 1 | 110 | 17.9% | |
| IDL/PV-WAVE/GDL | 1m | 1 | 43 | 1 | 43 | - | |
| R | 1m | 1 | 27 | 1 | 27 | - | |
| D | 1m | 1 | 25 | 1 | 25 | - | |
| Matlab | 1m | 1 | 12 | 1 | 12 | - | |
| All Languages | 11y 0m | 30 | 3,454 | 7,761 | 1,967,265 | 14.3% |
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