2005 - Played first event of career at ITF/Alkmaar-NED.
2006 - Continued to play on ITF Circuit.
2007 - Played first WTA main draw at 's-Hertogenbosch, falling 1r (as WC); won two singles titles and one doubles title on ITF Circuit.
2008 - QF at Guangzhou (as qualifier); reached 2r once; fell 1r twice; won two singles titles on ITF Circuit.
2009 - Reached 2r three times (incl. Grand Slam main draw debut at
Roland Garros); fell 1r five times (incl.
US Open) and in qualifying six times (incl. other two majors); won one singles title on ITF Circuit.
2010 - QF at Estoril; reached 2r twice; fell 1r six times (incl.
Wimbledon and Miami - l. to Czink 36 61 76(6); held mp at 6-5 in third set tie-break) and in qualifying seven times (incl. other three majors).
2011 - First Top 100 season; reached 3r once (
Roland Garros) and 2r twice (
Australian Open,
US Open); fell 1r seven times (incl. Seoul - l. to Dulgheru 26 60 75; held 5mp at 5-4 third set) and in qualifying six times (incl.
Wimbledon); made Top 100 debut on April 4 (rose from No.104 to No.99); won one doubles title on ITF Circuit.