2006 - Played first events of career on ITF Circuit.
2007 - Continued to play on ITF Circuit.
2008 - Won three singles titles on ITF Circuit.
2009 - Played first WTA qualifying at
US Open.
2010 - First Top 100 season; reached 3r once and 2r four times (incl.
Wimbledon); fell 1r seven times (incl.
US Open) and in qualifying six times (incl. other two majors); made Top 100 debut on July 5 (after
Wimbledon; rose from No.107 to No.94); was youngest player in year-end Top 100 (at No.71; only 18-year-old, all other players 19 or older).
2011 - Second Top 100 season; SF at Sydney (l. to Li); QF twice, at Kuala Lumpur and College Park; reached 2r seven times (incl.
Australian Open); fell 1r 16 times (incl. other three majors and Indian Wells - l. to U.Radwanska 36 64 76(6); held mp at 6-5 in third set tie-break); made Top 50 debut on May 23 (rose from No.51 to No.50); withdrew from Baku w/hamstring injury.