2000 - Played first WTA qualifying at Philadelphia.
2001 - Played first WTA main draw at Indian Wells, reaching 2r; fell in qualifying once.
2002 - QF at Stanford; fell 1r three times and in qualifying three times (incl.
US Open).
2003 - First Top 100 season; QF once; reached 2r twice (incl.
Australian Open); fell 1r six times and in qualifying eight times (incl. other three majors); won one singles title on ITF Circuit; made Top 100 debut on October 20 (rose from No.109 to No.90).
2004 - First Top 30 season; won first WTA title at Budapest (d. Sucha in final); SF at Linz (l. to Mauresmo); QF four times; reached 3r twice and 2r eight times (incl.
Australian Open,
US Open); fell 1r 11 times (incl. other two majors, Olympics) and in qualifying once; made Top 50 debut on June 21 (rose from No.52 to No.46).
2005 - Another Top 30 season; runner-up three times, at Dubai (l. to Davenport), Birmingham (l. to Sharapova) and Seoul (l. to Vaidisova); SF at Berlin (l. to Petrova); QF three times; reached 3r four times (incl.
Wimbledon,
US Open) and 2r eight times (incl.
Australian Open); fell 1r 10 times (incl.
Roland Garros); made Top 20 debut on March 7 (rose from No.28 to No.20).
2006 - First Top 20 season after spring turnaround; was 1-10 in first 10 events but 44-17 from May; runner-up at Los Angeles (l. to Dementieva); SF four times, at Strasbourg (ret. vs. Vaidisova w/dizziness),
US Open (l. to Henin 46 64 60; led 64 42), Beijing (l. to Mauresmo) and Guangzhou (ret. vs. Chakvetadze w/heat illness); QF six times, incl. Rome (had lost 10 straight matches going into the event; l. to V.Williams); reached 4r once (
Wimbledon), 3r four times (incl.
Roland Garros) and 2r three times (incl.
Australian Open); fell 1r nine times (all in 10-match losing streak in first half of year); won one WTA doubles title.
2007 - First Top 10 season (finished No.3); won four WTA titles, at Auckland (d. Zvonareva in final), Charleston (d. Safina in final), Rome (d. Kuznetsova in final) and Birmingham (d. Sharapova in final); runner-up four times, at Sydney (l. to Clijsters 46 76(1) 64 in final; held mp at 64 54), 's-Hertogenbosch (l. to Chakvetadze in final), Toronto (l. to Henin in final) and Beijing (l. to Szavay 67(7) 75 62 in final; led 76(7) 51 w/mp); SF seven times, at Dubai (ret. vs. Mauresmo w/left ankle sprain), Doha (l. to Henin), Warsaw (l. to Henin), Strasbourg (withdrew w/illness),
Roland Garros (l. to Henin), Los Angeles (l. to Ivanovic 46 63 75; led 4-1 third set w/2mp at 5-4) and Stuttgart (l. to Henin); QF five times (incl.
US Open - l. to V.Williams); made Top 10 debut on January 29 (after
Australian Open; rose from No.11 to No.10), Top 5 debut on May 14 (after Berlin; rose from No.6 to No.5) and reached No.3 for first time on June 11 (after
Roland Garros - remained at No.3 through end of season); seven pre-QF losses in 27 regular season events, incl.
Australian Open (l. to S.Williams in 4r) and
Wimbledon (l. to Bartoli in 4r); qualified for first WTA Championships but fell in RR stage (went 0-3); was WTA leader in match wins (72); 's-Hertogenbosch QF win was 50th win of year (fastest since Evert in 1974 to reach 50 in a year); won first Grand Slam mixed doubles title at
Wimbledon (w/J.Murray).
2008 - First No.1 season; won four WTA titles, at Rome (d. Cornet in final) and in 12-match fall win streak at Beijing (d. Kuznetsova in final), Stuttgart (d. Petrova in final) and Moscow (d. Zvonareva in final); runner-up twice, at Miami (l. to S.Williams in final) and
US Open (l. to S.Williams 64 75 in first Grand Slam final; led 5-3 second set w/4sp at 5-4); SF six times, at
Australian Open (l. to Sharapova), Dubai (l. to Kuznetsova), Indian Wells (l. to Ivanovic),
Roland Garros (l. to Ivanovic), Los Angeles (l. to Safina) and WTA Championships (l. to V.Williams); QF eight times (incl. Olympics - l. to Safina); only two pre-QF exits in 22 events, at
Wimbledon (l. to Tanasugarn in 4r) and Zürich (l. to Pennetta in 2r); rose to No.2 for first time on June 16 (shortly after
Roland Garros) and became 18th No.1 on August 11 (was displaced one week later but returned on October 6, and spent rest of season there); by winning Beijing, Stuttgart and Moscow, was first player to win three WTA titles in three weeks since Vaidisova in 2005; had equal-most match wins on year (65; tied with Zvonareva).
2009 - Another Top 10 season (finishing No.8); won two WTA titles, at Marbella (d. Suárez Navarro in final) and Cincinnati (d. Dementieva 76(2) 06 76(6) in SF, saving 4mp down 6-2 in third set tie-break; d. Safina in final); runner-up once, at Tokyo [Pan Pacific] (ret. vs. Sharapova in final w/wrist injury); SF twice, at Paris [Indoors] (l. to Mauresmo) and WTA Championships (went 2-1 in RR to qualify for SF; l. to V.Williams); QF six times, incl. Stanford (l. to Bartoli 36 76(3) 63; held 2mp at 63 65) and Toronto (l. to Kleybanova 67(6) 76(7) 62; held mp at 7-6 in second set tie-break); had nine pre-QF exits, incl. at all four Grand Slams, at
Australian Open (l. to Bartoli in 4r),
Roland Garros (l. to Cirstea in 4r),
Wimbledon (l. to Oudin in 3r) and
US Open (l. to Shvedova 63 67(4) 76(6) in 2r; held 2mp at 6-4 in third set tie-break); was one of three players to hold No.1 in 2009 (held it for first four weeks of year; S.Williams and Safina others).
2010 - Fourth straight Top 10 season (finishing No.8); started year at No.8 and 32-12 record pushed her to No.2 after
Wimbledon; best results in that stretch were winning 12th WTA title at Indian Wells (d. Wozniacki in final), runner-up finish at Rome (d. V.Williams and S.Williams in QF and SF, only eighth time and first on clay any player has beaten both at same event; l. to Martínez Sánchez in final), SF at
Roland Garros (l. to Stosur) and QF three times; also 4r twice (incl.
Wimbledon - ret. vs. Zvonareva w/back injury) and 3r twice (incl.
Australian Open); fell 1r twice; struggled in second half of season, going 6-11 and finishing at No.8 on November 8 year-end rankings; reached 3r three times (incl.
US Open) and 2r five times (incl. Portoroz - ret. vs. Yakimova w/left ankle injury); fell in RR stage at WTA Championships (went 0-3 in RR).
2011 - First non-Top 10 season in five years (finishing No.14); runner-up twice, at Monterrey (l. to Pavlyuchenkova in final) and Cincinnati (l. to Sharapova in final); SF four times, at Dubai (l. to Wozniacki), Doha (l. to Zvonareva), Charleston (l. to Wozniacki) and Linz (l. to Kvitova); QF twice, at Miami and Rome; reached 4r twice (incl.
Roland Garros), 3r twice (incl.
US Open) and 2r four times (incl.
Australian Open); fell 1r six times (incl.
Wimbledon).