2006

Did not play due to a right shoulder surgery.

2005

Did not play due to a right shoulder surgery.

2004

In January withdrew from Australian Open due to a back injury. She came back at Dubai tournament, world No. 5, No. 3 seed and with a 1r bye, lost opening match in straight sets to WC Daniilidou.
As world No. 5, and No. 2 seed with a 1r bye, lost Doha SF 6-2, 6-2 to defending and eventual champion Myskina; withdrew from Indian Wells due to a continuing back injury; at Miami, as world No. 7 and No. 4 seed with a 1r bye, defeated No. 91 Koukalova before being upset in 3r by Daniilidou.
In ninth appearance at Charleston (first since 2001), and as world No. 8 and No. 7 seed (with a 1r bye), was upset in 3r 7-6(3), 3-6, 7-5 by Mandula.
At Berlin, as world No. 8 and No. 6 seed with a 1r bye, defeated No. 5 Myskina for first Top 10 win of 2004 and a spot in SF (first Tier I of season) vs. Mauresmo (No. 2 seed and eventual champion by walkover), lost in straight sets; in SF at Rome, as world No. 9 and No. 5 seed, eliminated top-seed and fellow former world No 1 S. Williams (using a SR of No. 2), ending an eight-match losing streak to Williams (last d. her in 2001 Wimbledon QF), lost career-first Rome final (11th appearance) to No. 3 Mauresmo 3-6, 6-3, 7-6(6) in 2 hours, 30 minutes; at Roland Garros, as world No. 6, No. 7 seed and 2001 champion, overcame a thigh strain in 4r vs. Schiavone, lost SF to No. 5 first-time Grand Slam champion Myskina.
At 11th Wimbledon, ranked and seeded No. 7, lost 6-1, 6-1 QF to fellow former No. 1 S. Williams.
Withdrew from Los Angeles, San Diego and Olympics due to a hamstring injury.
At Montreal [Canadian Open], as world No. 7 and No. 5 seed, was upset in straight-set QF by unseeded Likhovtseva; at New Haven, as world No. 8 and seeded No. 3 seed with a 1r bye, defeated Golovin in opening match before lost QF to Dechy; at US Open, ranked and seeded No. 8, reached SF before lost a third-set tie-break to Dementieva.
Withdrew from Filderstadt due to influenza.
At Philadelphia, as world No. 9 and No. 4 seed, lost QF by Zvonareva and didn't qualify for the WTA Tour Championships.

2003

Started season with consecutive opening round losses in Sydney (lost to Panova) and Australian Open (lost to Weingärtner after leading 6-2, 4-1), becoming first defending champion there to lose 1r; withdrew from Tokyo [Pan Pacific] citing need to recover from eye surgery in Nov. to remove sunspots (pterygiums).
Semifinalist in Dubai, pushing eventual champion Henin-Hardenne to 3 sets.
As No.2 seed, reached Indian Wells SF, lost to Davenport in 3 sets; runner-up in Miami for third consecutive year, lost to Serena Williams in 3 sets (defeat Shaughnessy and Rubin).
In Berlin, reached fifth straight SF of 2003, saving 2 match points in second set vs. eventual runner-up Clijsters before falling in 3 sets.
Fell 4r of Roland Garros to Petrova in 3 sets.
Reached SF in Eastbourne, lost to defending and eventual champion Rubin after holding 2 match points at 6-2, 5-3 15-40 (Rubin serving); in doubles (as wildcard w/Serna), reached her third career final, falling to Davenport/Raymond.
Reached Wimbledon QF for sixth time, falling to world No. 1 Serena Williams in 3 sets after having a break point to lead 6-2, 3-2.
Reached second Tour singles final of 2003 at Stanford, falling to Clijsters in 3 sets; at San Diego, retired 2r (after 1r bye) vs. Likhovtseva trailing 4-1 first set with right pectoral strain, an injury that forced her withdrawal from Toronto.
Ended 28-tournament losing streak in New Haven, claiming her 14th career Tour singles title, surviving opening round scare vs. Bovina and then benefiting from retirements of Mauresmo in SF and Davenport in F.
Reached career-third US Open SF (12 years after her first) and was two points from winning the match 10 times before lost the over 3-hour match to No. 2 seed and eventual US Open champion Henin-Hardenne; SF match added to WTA's Greatest Matches voting poll.
At the WTA Tour Championships in Los Angeles, she had an hip's injury in first match against Sugiyama, all the same  reached the semifinal, where lost in three sets from Clijsters.
Finished the year as n°6.

2002

Entered Australian Open as world's top-ranked and top seeded player, and first time as No. 1 seed at a Grand Slam; trailing Hingis 6-4 4-0, completed a record comeback for a women’s Grand Slam tournament, saving 4 mp to defend her title; last four tournament wins (2001 Australian Open, Charleston, Roland Garros and 2002 Australian Open) have all come defeating Hingis en route; became first world No. 1 to win a Grand Slam since 1998 Australian Open (Hingis), breaking a 15-Grand Slam streak.
Six-week stint at No. 1 (nine weeks in total) ended on February 25 when Venus Williams ascended.
Returned to No. 1 on March 18.
As defending champion, reached SF at Charleston (lost to Schnyder); loss cost her No. 1 ranking to Venus Williams on April 22 after five-week run (14 in total); at Italian Open, regained No. 1 ranking on May 20 by defeating Mauresmo 6-4 third set to reach SF (fell to Serena Williams after holding point for 4-0 final set lead).
Reached SF at Roland Garros before falling to No. 3 seed Serena Williams in 3 sets after holding 6-3, 6-5 lead; sixth consecutive Grand Slam tournament to reach at least SF.
Dropped to world No. 3 on June 10 behind Williams sisters, ending three-week run at No. 1 (17 in total).
Career prize money surpassed $6-million mark.
In doubles, teamed with Navratilova for first time in 12 years (1990 Italian Open), reaching second round.
Qualified for season-ending Championships for third consecutive year and seventh overall; in one of her career-best indoor performances, reached SF at the event for first time, lost to world No. 1 and defending champion Serena Williams in 3 sets.
Underwent eye surgery to remove sun spots in both eyes.

2001

Career-best season included first Grand Slam titles, reaching the world No.1 ranking for the first time; earned a career-high $2,268,624.
Won Australian Open, defeated world No. 1 Hingis, No. 2 Davenport and No. 4 Seles, the last three winners of tournament; became lowest seed (No. 12) to win a Grand Slam title in Open Era; first player since Austin (1979 US Open) to defeat world's Top 2 players in straight sets at a Grand Slam.
Ranking reentered Top 10 for first time in seven years at No. 7.
Went on to win Family Circle Cup (first American-born winner since 1985) and her second Grand Slam title at Roland Garros; defeated Serena Williams, world No. 1 Hingis and No. 12 seed Clijsters 1-6, 6-4, 12-10 in longest-ever third set in a Roland Garros women's final; became fifth woman in history to win Australian Open and Roland Garros in the same year (after Connolly, Court, Graf and Seles); only player in 2001 to reach SF or better at all four Grand Slams (first SF appearances at Wimbledon and US Open in 10 years).
Became ninth No. 1-ranked player in the world on October 15, the fourth American-born No. 1 since computer rankings debuted on November 3, 1975.
Finished season with 56-14 record, first time to win 50+ matches in a season, and as world No.2, her highest season-ending rank and first in Top 10 since 1993.

2000

Reached first Grand Slam SF in nine years at Australian Open (lost to eventual champion Davenport).
Ranking improved to No. 17, first time in Top 20 since April 10, 1994.
Won ninth career title at Luxembourg (defeated Magdalena Maleeva in final); also reached final at Quebec City, SF at Zurich (defeated Kournikova) and ’s-Hertogenbosch; at Miami, defeated world No. 6 Serena Williams to reach QF, her first win over a Top 6 player since November 1996, (defeated co-No. 1 Seles in Chicago).
Sidelined in April with right achilles tendonitis and hindered by an elbow injury in June.
Qualified for season-ending Championships for first time since 1993.
Member of winning US Fed Cup team, winning a singles and doubles rubber in final vs. Spain.
Finished season inside Top 20 for first time in seven years.

1999

Enjoyed best season in six years.
Winning two singles titles and finishing season ranked No. 23; captured first title in six years at Strasbourg (defeated world No. 9 Tauziat 6-1, 6-0 in QF for first Top 10 win since Davenport at 1997 Sydney); won Quebec City (defeated Rubin in final).
Reached fourth round at Roland Garros and US Open.

1998

Reached Hamburg QF as a wildcard ranked No. 227 (lost to world No. 1 Hingis); also reached Palermo QF and Amelia Island third round.
At Wimbledon, won first Grand Slam singles match in five years.
Fell as low as No. 267 (on April 6).
But finished No. 101.

1997

Reached Sydney final (defeated world No. 9 Davenport, lost to No. 4 Hingis in 3 sets). Also reached Oklahoma City QF (lost to Davenport) and Hilton Head third round (defeated world No. 11 MJ. Fernandez en route).
Slipped to No. 66 by season-end.

1996

Fifteen months since last Tour match, returned at Essen unranked, reaching QF (lost to Novotna in 3 sets).
Scored five Top 20 wins throughout season and reached first final in more than three years at Chicago (defeated co-No. 1 Seles in SF, lost to No. 5 Novotna in 3 sets). Also reached Zurich QF (in first round, defeated Sabatini in last match of her career).
Reappeared on rankings on April 1 at No. 103.
Finished at No. 36.

1995

Did not play.

1994

Fell out of Top 10 on January 17 and off the rankings on June 27.
Accepted a wildcard into Philadelphia in November for her only match of the year, lost in first round to eventual champion Huber in 3 sets.

1993

Won sixth career title at Sydney (defeated world No. 3 Sabatini in SF).
Repeated 1992 effort of reaching QF at Australian Open, Roland Garros and Wimbledon (lost to Graf each time),
After US Open 1r loss to Meskhi, did not play on the Tour for 14 months.
Finished fourth consecutive season in Top 10.

1992

Reached three Grand Slam QF and won two titles consecutively.
Won singles Gold Medal at Barcelona Olympics, d. No. 2 seed Sanchez-Vicario in SF and No. 1 Graf in Gold Medal match, both in 3 sets.
Successfully defended San Diego title; at Miami, upset world No. 1 Seles in QF, ending Seles' 21 consecutive finals streak; at Wimbledon, became youngest player to surpass $1 million in career prize money at 16 years, 3 months (now second youngest behind Hingis - 16 years, 1 month, 10 days).
In third consecutive season-ending Championships, reached second QF.
Finished season at No. 7.

1991

Won two titles and reached consecutive Grand Slam SF; aged 15 yrs, 95 days, youngest-ever semifinalist at Wimbledon (defeated defending champion Navratilova in QF, forcing her earliest exit in 14 years).
Compiled 16-match win streak, which included titles at San Diego - defeated world No. 1 Seles in third-set tie-break in youngest Tour final in Open Era (combined age of 33 years) - and Canadian Open (Toronto; defeated world No. 3 Sabatini en route).
Dethroned reigning champion Sabatini at US Open and came within two points of defeating Seles in titanic SF (served for match twice) before falling 63 36 76(3).
Won first Tour doubles title at Italian Open (w/Seles).
Qualified for season-ending Championships, reaching QF.
Improved season-ending ranking to No. 6, a career-high at the time.

1990

In her Tour debut at Boca Raton, became youngest-ever player to reach a pro final, aged 13 years, 11 months; defeated four seeded players (including world No. 10 Sukova) before falling to Sabatini 6-4, 7-5. In third Tour event, reached final of Hilton Head, upsetting world No. 5 Sanchez-Vicario (lost to Navratilova).
Debuted on rankings at No. 25 on April 9; youngest-ever semifinalist at Roland Garros aged 14 years, 2 months (lost to Seles); ranking leapt from No. 24 to No. 13; at Wimbledon, youngest-ever seed in Grand Slam history (No. 12).
Won first title at Puerto Rico, defeating Garrison in final (fourth-youngest to win a title after Austin, Rinaldi and Jaeger) and rising to No. 10, the youngest-ever to be ranked in Top 10 at age 14 years, 235 days.
Youngest qualifier for season-ending Championships at 14 years, 8 months, stretching world No. 1 Graf to 3 sets in first round.
Finished first season ranked No. 8.