2017 - Second Top 20 season of career (finishing ranked No.14); went 9-0 to finish out the year, capturing back-to-back titles at Moscow (d. Kasatkina) and WTA Elite Trophy Zhuhai (d. Vandeweghe), first titles since 2011 Stuttgart (d. Wozniacki); runner-up at Mallorca (l. Sevastova), Bucharest (l. Begu) and Washington D.C. (l. Makarova); SF twice at Auckland (l. Konjuh) and Budapest (l. Babos); QF twice at Biel (l. Strycova) and Cincinnati (l. Stephens); one R16 appearance at US Open (l. eventual champion Stephens); advanced to 3r three times and 2r five times, including Australian Open (l. Jankovic); fell in 1r six times (incl. other two majors).
2016 - Eighth non-consecutive Top 100 season (finishing ranked No.54); R-Up at Auckland (l. to Stephens); SF three times at NÂrnberg (l. to Bertens), Bastad (l. to Siegemund) and Moscow (l. to Gavrilova); reached 3r at Miami (l. to Halep); 2r seven times (incl. Australian Open, Roland Garros and US Open); 1r eight times (incl. Indian Wells, Wimbledon and Beijing); fell in WTA qualifying twice.
2015 - Fourth Top 50 season (finishing No.50); QF twice at Auckland and Kuala Lumpur; reached 4r twice (Australian Open and Roland Garros) and 2r seven times; fell 1r nine times (incl. Wimbledon, US Open, Dubai - l. to Pennetta 26 76(3) 64; held 4mp at 62 52, and Stuttgart - l. to Bencic 36 63 75; held 3mp at 5-4 third set); also won one WTA doubles title.
2014 - Another Top 100 season (finishing No.75); SF twice at Pattaya City (l. to Ka.Pliskova) and QuÂ‚bec City (l. to Lucic-Baroni); QF at Strasbourg; reached 2r seven times (incl. Australian Open, Roland Garros and Acapulco - l. to Kanepi 67(4) 64 76(6); held mp at 6-5 in third set tie-break); fell 1r eight times (incl. other two majors) and in qualifying four times.
2013 - Another Top 100 season (finishing No.73); reached 4r once (Australian Open), 3r twice and 2r nine times; fell 1r 15 times (incl. other three majors).
2012 - First Top 20 season (finishing No.18); runner-up twice at Dubai (l. to A.Radwanska in final) and Linz (l. to Azarenka in final); QF three times at Paris [Indoors], Barcelona and Palermo; reached 4r twice (incl. Australian Open), 3r five times (incl. Roland Garros, Wimbledon, Olympics) and 2r eight times; fell 1r six times (incl. US Open); set career-high No.15 on March 5; also won one WTA doubles title.
2011 - Near-Top 20 season (finishing No.21); went 15-3 in spring clay court season, reaching QF at Charleston (l. to Vesnina), winning second WTA title at Stuttgart (d. Wozniacki in final), SF at Madrid (l. to Azarenka) then, after withdrawing from Rome and Brussels w/low back injury, 3r at Roland Garros (l. to Bartoli); SF twice more at Auckland (l. to Arn) and Luxembourg (l. to Azarenka) and QF once more at Seoul; reached 3r six times (incl. all four majors) and 2r six times; fell 1r seven times; made Top 20 debut on May 9 (rose from No.27 to No.20).
2010 - First Top 50 season (finishing No.40); won first WTA title at Bad Gastein (d. Bacsinszky in final); made Top 50 debut afterwards on July 26 (rose from No.65 to No.42); runner-up at Luxembourg (l. to Vinci in final); SF at Palermo (l. to Pennetta); QF three times at Strasbourg, Copenhagen and Linz; reached 3r once and 2r nine times (incl. Australian Open, Roland Garros and US Open); fell 1r seven times (incl. Wimbledon and Beijing - l. to Bacsinszky 36 64 76(4); held 4mp at 5-3 third set) and in qualifying once; won two WTA doubles titles; also won one singles title and two doubles titles on ITF Circuit.
2009 - First Top 100 season; SF at QuÂ‚bec City (l. to Safarova); reached 3r once and 2r four times; fell 1r five times (incl. all four majors) and in qualifying four times; won one WTA doubles title; won one singles title and one doubles title on ITF Circuit.
2008 - SF at Portoroz (l. to Medina Garrigues); QF at Memphis; reached 2r once (Wimbledon); fell 1r four times (incl. US Open) and in qualifying six times (incl. other two majors); made Top 100 debut on June 9 (after Roland Garros; rose from No.119 to No.98).
2007 - Played first five WTA main draws, reaching SF at Stockholm (l. to Dushevina) and 2r once but falling 1r three times (incl. US Open); fell in qualifying four times; won two singles titles and two doubles titles on ITF Circuit.
2006 - Played first WTA qualifying at Stuttgart (as WC); won two singles and one doubles title on ITF Circuit.
2005 - Played first events of career on ITF Circuit.