2004 - Played first events of career on ITF Circuit.
2005 - Played first Tour qualifying at Warsaw; won one singles and two doubles titles on ITF Circuit.
2006 - Near-Top 50 finish in first season on Tour, reaching QF in main draw debut at Warsaw (as WC in first match against a Top 100 player, d. No.12 Myskina; l. to Dementieva); second breakthrough of year came at
Wimbledon, reaching 4r in Grand Slam main draw debut (first Polish player to go that far; l. to Clijsters); third breakthrough of year came at Luxembourg, reaching first SF (as qualifier, saved 4mp during 57 76(8) 63 1r win over Santangelo, then d. V.Williams in 2r and Dementieva in QF before losing to Schiavone); began year ranked outside Top 300, making Top 100 debut on September 11 (after
US Open; rose from No.129 to No.99) and finishing season at No.57.
2007 - Another breakthrough season, highlighted by first Tour singles title at Stockholm (d. Dushevina in final; first Tour singles title for Poland); QF three times, at Istanbul, Palermo and Zürich; best Grand Slam was 4r at
US Open (l. to Peer); won first Tour doubles title at Istanbul (w/U.Radwanska); won one singles title on ITF Circuit; made Top 50 debut on January 29 (after
Australian Open; rose from No.59 to No.46), Top 40 debut on May 28 (after Istanbul; rose from No.43 to No.38) and Top 30 debut on September 10 (after
US Open; rose from No.32 to No.30), finishing No.26.
2008 - First Top 10 season (finishing at No.10); won second through fourth Tour singles titles at Pattaya City (d. Craybas 62 16 76(4) in final; saved mp down 6-5 third set), Istanbul (d. Dementieva in final) and Eastbourne (d. Petrova in final); SF three times, at Doha (l. to Sharapova), Stockholm (l. to Wozniacki) and Linz (l. to Ivanovic); QF four times, most notably at
Australian Open (l. to Hantuchova) and
Wimbledon (l. to S.Williams) but also Indian Wells (l. to Kuznetsova) and Tokyo [Pan Pacific] (l. to Petrova); reached 4r at other two Grand Slams, at
Roland Garros (l. to Jankovic) and
US Open (l. to V.Williams); reached 3r four times in four straight clay court events, at Amelia Island (l. to Mauresmo 36 75 76(6); held mp at 6-5 in third set tie-break), Charleston (l. to Schnyder), Berlin (l. to S.Williams) and Rome (l. to Chakvetadze); fell 1r or 2r seven times, incl. Olympics (l. to Schiavone in 2r); made Top 20 debut on February 18 (shortly after Pattaya City; rose from No.21 to No.20); became first Polish player ever to crack Top 10 on July 7 (after
Wimbledon; rose from No.11 to No.10); was first alternate at Tour Championships, playing one match after Ivanovic withdrew from tournament w/viral illness (d. Kuznetsova); also became first Polish woman to surpass $1 million in career prize money earnings (on May 26 after Istanbul); withdrew from Antwerp w/personal reasons, Birmingham w/right forearm injury and Budapest w/left quad strain.
2009 - Second straight Top 10 season (finishing at No.10 for second straight year); best results came in 11-3 fall stretch, reaching SF at Tokyo [Pan Pacific] (as No.11 seed, l. to eventual champion Sharapova in 3s), finishing runner-up at Beijing (as No.12 seed, d. No.4 seed Dementieva en route; l. to No.6 seed Kuznetsova in final) and another SF at Linz (as No.2 seed, l. to Kvitova); aside from that best results were nine QF finishes, at Sydney (as No.6 seed, l. to No.3 seed and eventual champion Dementieva in 3s), Paris [Indoors] (as No.4 seed, l. to No.8 seed and eventual champion Mauresmo), Indian Wells (as No.7 seed, l. to Pavlyuchenkova), Stuttgart (as No.8 seed, l. to top seed Safina), Rome (as No.10 seed, d. No.5 seed Ivanovic en route; l. to No.4 seed V.Williams), Eastbourne (as No.8 seed, l. to Razzano),
Wimbledon (as No.11 seed, l. to No.3 seed V.Williams; was third Grand Slam QF), Los Angeles (as No.8 seed, l. to Cirstea 75 third set) and Toronto (as No.14 seed, l. to Sharapova); had 11 pre-QF exits during regular season: 4r twice, at Miami (as No.10 seed, l. to No.5 seed V.Williams in 3s) and
Roland Garros (as No.12 seed, l. to No.7 seed and eventual champion Kuznetsova in 3s); 2r four times, at Stanford (as No.7 seed, l. to Hantuchova in 3s), Cincinnati (as No.13 seed, l. to Bammer), New Haven (as No.5 seed, ret. vs. Razzano w/right hand injury) and
US Open (as No.12 seed, l. to Kirilenko in 3s); and 1r five times, at
Australian Open (as No.9 seed, l. to K.Bondarenko in 3s), Dubai (as No.9 seed, l. to qualifier U.Radwanska), Monterrey (as top seed, l. to Li in 3s), Madrid (as No.10 seed, l. to Stosur) and Moscow (as No.3 seed, l. to Kirilenko); was second alternate at Tour Championships (d. No.6 seed Azarenka in only match played; did not qualify for SF); withdrew from Warsaw w/low back sprain.