BEIJING, Oct. 28 (Xinhua) -- China's Li Na climbed into a career-high third of WTA rankings released on Monday with 6,045 points for reaching the WTA Championships final where she lost against Williams Sunday.

Li rose from fifth to third at the expense of Russian Maria

Sharapova and Poland's Agnieszka Radwanska in what was the only

change in the top 10.

American Serena Williams wrapped up her best career year

atop the women's tennis rankings, amassing 13,260 points ahead of Belarussian Victoria Azarenka, who collects 8,046 points.

Williams, 32, won 11 tournaments - including the French Open, US Open

and the WTA Finals in Istanbul.

She also became the first women player to earn more than 12

million dollars in prize money one year.