This week in Dubai, Roger Federer made history to become the second ATP player ever to win 100 singles titles. Only Jimmy Connors is ahead of Federer, winning 109 titles during his career.

Since winning his first title in 2001, Federer has won 20 Grand Slam titles, two Olympic medals, and dozens of other titles (how big is his trophy cabinet, exactly?). Test out exactly how much you know about the former world No. 1's title history.