| Language | Experience | Median Monthly Commits | Median Monthly Lines Changed | Total Commits | Total Lines Changed | Comment Ratio | |
|---|---|---|---|---|---|---|---|
| C | 8y 0m | 94 | 257,018 | 10,023 | 96,698,165 | 19.6% | |
| Make | 7y 5m | 28 | 6,911 | 2,864 | 4,933,148 | 14.2% | |
| shell script | 7y 3m | 14 | 28,991 | 1,721 | 6,255,492 | 12.9% | |
| Autoconf | 7y 0m | 8 | 58,558 | 1,060 | 22,825,329 | 0.6% | |
| Assembly | 6y 5m | 9 | 4,475 | 879 | 4,292,227 | 13.3% | |
| C++ | 6y 3m | 7 | 21,233 | 791 | 9,898,999 | 21.9% | |
| Automake | 6y 3m | 5 | 402 | 598 | 242,927 | 14.2% | |
| Perl | 4y 9m | 4 | 5,036 | 380 | 801,755 | 36.2% | |
| HTML | 4y 9m | 4 | 16,752 | 370 | 8,263,242 | 1.7% | |
| XML | 4y 4m | 4 | 7,975 | 322 | 4,176,611 | 1.2% | |
| Python | 4y 3m | 3 | 518 | 176 | 1,025,868 | 23.7% | |
| AWK | 3y 11m | 3 | 528 | 208 | 47,113 | 17.9% | |
| CSS | 3y 9m | 3 | 358 | 195 | 112,939 | 8.5% | |
| Modula-2 | 3y 6m | 3 | 1,516 | 171 | 118,854 | 0.0% | |
| DOS batch script | 3y 2m | 3 | 431 | 114 | 42,432 | 10.0% | |
| DCL | 2y 8m | 2 | 768 | 81 | 64,651 | 39.2% | |
| TeX/LaTeX | 2y 7m | 4 | 17,687 | 131 | 884,206 | 24.6% | |
| Tcl | 2y 2m | 1 | 4,902 | 52 | 276,572 | 14.0% | |
| XSL Transformation | 2y 1m | 2 | 495 | 61 | 109,589 | 7.8% | |
| Emacs Lisp | 2y 0m | 2 | 335 | 50 | 20,653 | 18.9% | |
| PHP | 1y 11m | 1 | 1,315 | 38 | 41,343 | 8.2% | |
| IDL/PV-WAVE/GDL | 1y 10m | 2 | 68 | 45 | 2,196 | 0.0% | |
| CMake | 1y 10m | 1 | 205 | 38 | 23,945 | 26.9% | |
| NSIS | 1y 10m | 1 | 148 | 37 | 13,858 | 15.8% | |
| SQL | 1y 8m | 1 | 71 | 26 | 4,846 | 19.2% | |
| R | 1y 7m | 1 | 105 | 25 | 5,898 | 37.3% | |
| Objective-C | 1y 4m | 1 | 2,008 | 28 | 86,743 | 13.4% | |
| Scheme | 1y 1m | 1 | 83 | 17 | 206,469 | 8.2% | |
| D | 1y 0m | 2 | 36,624 | 37 | 2,201,050 | 0.0% | |
| JavaScript | 1y 0m | 2 | 670 | 22 | 13,817 | 8.0% | |
| Java | 11m | 1 | 1,380 | 21 | 718,372 | 47.6% | |
| Stratego | 11m | 1 | 126 | 13 | 2,505 | 0.0% | |
| Fortran (Free-format) | 10m | 1 | 62 | 13 | 7,282 | 0.0% | |
| Fortran (Fixed-format) | 10m | 1 | 51 | 12 | 31,462 | 0.0% | |
| Matlab | 10m | 1 | 149 | 12 | 1,423 | 5.1% | |
| MetaFont | 9m | 1 | 26 | 12 | 557 | 0.5% | |
| XML Schema | 8m | 1 | 4,453 | 13 | 34,348 | 6.2% | |
| VHDL | 7m | 1 | 468 | 8 | 4,052 | 32.4% | |
| Jam | 6m | 2 | 1,671 | 10 | 12,513 | 24.8% | |
| Ada | 6m | 1 | 14,483 | 9 | 210,724 | 36.1% | |
| Lua | 6m | 1 | 929 | 7 | 38,007 | 31.5% | |
| eC | 6m | 1 | 118 | 7 | 817 | 0.0% | |
| Visual Basic | 5m | 1 | 500 | 6 | 2,802 | 16.3% | |
| C# | 4m | 1 | 7,986 | 5 | 44,426 | 7.0% | |
| Pascal | 4m | 1 | 657 | 4 | 2,951 | 14.9% | |
| Eiffel | 4m | 1 | 84 | 4 | 336 | 0.0% | |
| Vim Script | 3m | 1 | 83 | 3 | 276 | 28.8% | |
| HaXe | 2m | 1 | 2,688 | 2 | 5,375 | 0.2% | |
| Haskell | 1m | 1 | 130 | 1 | 130 | - | |
| Octave | 1m | 1 | 83 | 1 | 83 | - | |
| Lisp | 1m | 1 | 62 | 1 | 62 | - | |
| Ebuild | 1m | 1 | 0 | 1 | 0 | - | |
| All Languages | 8y 0m | 151 | 535,880 | 15,179 | 164,809,440 | 15.9% |
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