Total exercises taken in last 14 days (all users)
Interactive Programming Courses
Perl: 206,631 exercises delivered
PHP: 290,160 exercises delivered
Ruby: 116,042 exercises delivered
Python: 257,670 exercises delivered
SQL: 131,789 exercises delivered
Web Development Courses
CSS: 39,096 exercises delivered
HTML: 85,299 exercises delivered
Javascript: 158,618 exercises delivered
jQuery: 23,971 exercises delivered
XML: 7,721 exercises delivered
