• Python (95%)
• Java (80%)
• C (90%)
• C++ (yes, they're different.) (50%)
• JavaScript (95%)
• jQuery (95%)
• Lua (25%)
• Perl (25%)
• HTML (100%)
• CSS (80%)
• Klingon (vatlh vatlhvI')
• Binary (1100100%)

(Okay, that last one might have been a joke.)