When Serena Williams beat Maria Sharapova in the final of the year-end championships on Sunday, it capped a near unblemished second half of 2012. Williams became the first female player since Justine Henin in 2007 to claim at least seven titles in a season, and her winning percentage of .935 was the second highest (behind Henin) since 1990.
But, was it Williams' best season? Here's a look at Serena's top 10 seasons.
10. 2011. 22-3, 2 titles (0 Grand Slam titles)
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