2017 - Sixth consecutive Top 25 season (finishing ranked No.21); qualified for WTA Elite Trophy Zhuhai but fell in group stage (l. Barty and Pavlyuchenkova); runner-up at Monterrey (l. Pavlyuchenkova); twice made SFs at Dubai (l. Svitolina) and Tokyo PPO (l. Pavlyuchenkova); reached three QFs at Brisbane (l. Svitolina), Miami (l. V.Williams) and Eastbourne (l. Konta); posted three R16 appearances at Australian Open (l. Vandeweghe), Indian Wells (l. Vesnina) and Wimbledon (l. Muguruza); made two 3r visits and six 2r exits; fell in 1r on four occasions (incl. other two majors).
2016 - First No.1 season; won three WTA titles at Australian Open (saved a match point in 1r win over Doi; became first German to win a Grand Slam title since Graf at 1999 Roland Garros; only fourth player to defeat S.Williams in a Slam final), Stuttgart (d. Siegemund in final) and US Open (d. Ka.Pliskova in F; rose to No.1 ranking for first time after tournament); runner-up at Brisbane (l. Azarenka), Wimbledon (l. S.Williams), Rio Olympics (silver medalist, l. Puig), Cincinnati (l. Ka.Pliskova ? would have been crowned World No.1 then had she won) and WTA Finals Singapore (l. Cibulkova); SF at Miami (l. eventual champion Azarenka), Charleston (ret. vs. eventual champion Stephens w/viral illness) and MontrÂ‚al (l. eventual champion Halep); other tournament losses came at Doha (after 1r bye, l. S.Zheng in 2r), Indian Wells (after 1r bye, l. Allertova in 2r), Madrid (l. Strycova in 1r), Roland Garros (l. Bertens in 1r), Birmingham (l. Suarez Navarro in QF), Wuhan (l. Kvitova in R16), Beijing (l. Svitolina in R16) and Hong Kong (l. Gavrilova in QF); withdrew prior to 2r matches at Sydney (vs. Makarova at 2016 Sydney w/GI illness) and Bastad (vs. Arruabarrena w/elbow injury); WTA match win leader, going 63-18 and posted the most wins vs. Top 10 opponents, going 12-3, defeating No.8 Cibulkova, No.4 Halep, No.7 Keys and No.3 A.Radwanska in Singapore, as well as No.1 S.Williams (Australian Open), No.6 Halep (Fed Cup), No.7 Kvitova (Stuttgart), No.5 Halep and No.8 V.Williams (Wimbledon), No.10 Keys (Rio Olympics), No.4 Halep (Cincinnati) and No.8 Vinci (US Open); doubled her career prize money during season, passing $19 million mark; was voted WTA Player of the Year in 2016 by international media and fans.
2015 - Fourth straight Top 10 season (finishing No.10); won four WTA titles at Charleston (d. Keys in final), Stuttgart (d. Wozniacki in final), Birmingham (d. Ka.Pliskova in final) and Stanford (d. Ka.Pliskova in final); runner-up at Hong Kong (l. to Jankovic in final); SF three times at Sydney (l. to Ka.Pliskova), NÂrnberg (withdrew prior to match vs. Vinci w/low back injury) and Wuhan (l. to Muguruza); QF three times at Brisbane (l. to Svitolina), Tokyo [Pan Pacific] (l. to Kuznetsova) and Beijing (l. to A.Radwanska); reached 3r six times (incl. Roland Garros, Wimbledon, US Open) and 2r three times; fell 1r four times (incl. Australian Open); fell in RR stage at WTA Finals (went 1-2).
2014 - Another Top 10 season (finishing No.10); runner-up four times at Sydney (l. to Pironkova in final), Doha (l. to Halep in final), Eastbourne (l. to Keys in final) and Stanford (l. to S.Williams in final); SF at Tokyo [Pan Pacific] (l. to Ivanovic); QF six times (incl. Wimbledon); reached 4r twice (Australian Open, Roland Garros), 3r four times (incl. US Open) and 2r three times; fell 1r twice (incl. Dubai - l. to Ivanovic 36 63 76(6); held mp at 6-5 in third set tie-break).
2013 - Another Top 10 season (finishing No.9); won one WTA title at Linz (d. Ivanovic in final); runner-up twice at Monterrey (l. to Pavlyuchenkova in final) and Tokyo [Pan Pacific] (l. to Kvitova in final); SF three times at Sydney (l. to Cibulkova), Indian Wells (l. to Wozniacki) and Stuttgart (l. to Sharapova); QF four times; reached 4r three times (Australian Open, Roland Garros, US Open), 3r twice and 2r six times (incl. Wimbledon); fell in RR at WTA Finals (went 1-2).
2012 - Breakthrough first Top 5 season (finishing No.5); won first two WTA titles at Paris [Indoors] (d. Bartoli in final) and Copenhagen (d. Wozniacki in final); runner-up twice at Eastbourne (l. to Paszek 57 63 75; held 5mp at 5-3 third set) and Cincinnati (l. to Li); SF six times at Auckland (l. to Pennetta), Hobart (l. to Barthel), Indian Wells (l. to Azarenka), Rome (l. to Sharapova), Wimbledon (second Grand Slam SF - l. to A.Radwanska) and Tokyo [Pan Pacific] (l. to A.Radwanska); QF four times (incl. Roland Garros, Olympics); reached 4r once (US Open), 3r three times (incl. Australian Open) and 2r twice; fell in RR at WTA Finals (went 0-3 in RR, incl. 67(11) 76(2) 64 loss to Azarenka; held 2mp at 5-4 second set); made Top 20 debut on February 20 (after Doha; rose from No.22 to No.20), Top 10 debut on May 21 (after Rome; rose from No.11 to No.10) and Top 5 debut on October 22 (rose from No.6 to No.5 - fifth German woman ever in Top 5, after Graf, Kohde-Kilsch, Hanika and Huber).
2011 - Near-Top 30 season (finished No.32); reached first Grand Slam SF at US Open (l. to Stosur - had never been past 3r of a Grand Slam previously); shot past previous career-high of No.45 afterwards on September 12 (rose from No.92 to No.34); also two more SFs at Dallas (l. to Rezai) and Osaka (l. to Bartoli); QF once; reached 2r four times; fell 1r 12 times (incl. other three majors) and in qualifying once.
2010 - First Top 50 season; runner-up at BogotÂ (l. to Duque-MariÂ¤o); SF at Luxembourg (l. to Goerges); QF twice; reached 3r five times (incl. Australian Open, Wimbledon) and 2r twice (incl. Roland Garros); fell 1r eight times (incl. US Open) and in qualifying once; made Top 50 debut on July 5 (rose from No.54 to No.47).
2009 - Reached 2r three times (incl. US Open); fell 1r three times (incl. Australian Open) and in qualifying seven times (incl. other two majors); won one singles title on ITF Circuit.
2008 - Reached 3r once and 2r five times (incl. Australian Open); fell 1r eight times (incl. Roland Garros, Wimbledon) and in qualifying four times (incl. US Open); won two singles titles and one doubles title on ITF Circuit.
2007 - First Top 100 season; QF at 's-Hertogenbosch; reached 3r once and 2r twice; fell 1r six times (incl. Roland Garros, Wimbledon, US Open) and in qualifying eight times (incl. Australian Open); won four singles titles and two doubles titles on ITF Circuit; made Top 100 debut on May 14 (rose from No.115 to No.88).
2006 - Reached 2r once; fell in qualifying once; won three singles titles on ITF Circuit.
2005 - Fell in WTA qualifying five times.
2004 - Fell in WTA qualifying once; won one singles title on ITF Circuit.
2003 - Made first appearance in Berlin qualifying (as WC); also played on ITF Circuit.