1999 - Played first event of career on ITF Circuit in Buenos Aires.
2000 - Won one singles title and two doubles titles on ITF Circuit.
2001 - Played first Tour main draw at Miami, falling 1r (as WC); fell in Tour qualifying once; won four ITF Circuit singles titles.
2002 - Played three Tour main draws, reaching SF at Casablanca (l. to Zakopalova); reached 2r once; fell 1r once and in Tour qualifying six times (incl. all four majors); won one singles title and one doubles title on ITF Circuit.
2003 - QF at Estoril; reached 2r three times; fell 1r three times (incl. in Grand Slam main draw debut at
Roland Garros) and in Tour qualifying five times (incl.
Wimbledon,
US Open); won one Tour doubles title.
2004 - First Top 50 season; QF four times, at Memphis, Indian Wells, Bali and Beijing; reached 4r once, 3r four times (incl.
Roland Garros,
Wimbledon) and 2r three times (incl.
US Open); fell 1r seven times (incl.
Australian Open, Olympics) and in Tour qualifying once; played all four majors in a year for first time; made Top 100 debut on February 16 (rose from No.112 to No.98) and Top 50 debut on August 2 (rose from No.52 to No.43); won two doubles titles on ITF Circuit.
2005 - Second Top 50 season; runner-up once, at Hobart (l. to Zheng in final); SF three times, at Estoril, 's-Hertogenbosch (l. to Safarova both times) and Bangkok (l. to Vaidisova); QF at Toronto; reached 3r twice and 2r 14 times (incl. all four majors); fell 1r twice; won three Tour doubles titles.
2006 - Another Top 100 season; QF three times, at Bogotá, Indian Wells and Estoril; reached 4r once (
Roland Garros - first Grand Slam 4r), 3r once (
Wimbledon) and 2r five times (incl.
Australian Open); fell 1r 13 times (incl.
US Open) and in Tour qualifying twice; won two Tour doubles titles.
2007 - Third Top 50 season; won first two Tour singles titles at Budapest (d. Cirstea in final) and Forest Hills (d. Razzano in final); runner-up at Pattaya City (l. to Bammer 75 36 75; led 5-3 third set w/3mp); SF at Portoroz (l. to Srebotnik); QF twice, at Acapulco and Estoril; reached 3r once and 2r seven times (incl.
Australian Open,
Roland Garros); fell 1r 11 times (incl. other two majors) and in Tour qualifying once.
2008 - Near-Top 50 season; won third Tour singles title at Fès (d. Medina Garrigues in final); QF at Eastbourne; reached 3r twice (incl.
Wimbledon) and 2r seven times (incl.
Roland Garros); fell 1r 11 times (incl.
Australian Open, Olympics,
US Open); struggled with injury early in season, retiring in Hobart 1r w/left hip injury, withdrawing prior to Viña del Mar 2r w/left hamstring injury (causing subsequent withdrawals from Bogotá and Acapulco) and retiring in Indian Wells 2r w/right quad strain.
2009 - Fourth Top 40 season in last six years; runner-up once, at Bogotá (as No.3 seed, l. to No.7 seed Martínez Sánchez in final); SF once, at Bastad (d. No.5 seed Cirstea and No.2 seed Cibulkova en route; l. to eventual champion Martínez Sánchez); QF three times, at Hobart (d. No.4 seed Zheng en route; l. to Benesova), Monterrey (as No.7 seed, l. to No.4 seed Zheng) and Stuttgart (d. No.4 seed Azarenka en route; l. to No.5 seed and eventual champion Kuznetsova); reached 4r once, at
US Open (d. No.30 seed A.Bondarenko en route, falling to K.Bondarenko; was second Grand Slam 4r, after 2006
Roland Garros); reached 3r four times, at Indian Wells (as No.31 seed, l. to No.5 seed Ivanovic), Miami (d. No.3 seed Jankovic en route; l. to No.26 seed Benesova),
Roland Garros (l. to No.20 seed Cibulkova) and
Wimbledon (d. No.24 seed Sharapova en route; l. to No.10 seed Petrova in 3s); reached 2r five times, incl.
Australian Open (l. to No.2 seed and eventual champion S.Williams) and Strasbourg (as No.4 seed, l. to Cohen-Aloro 46 76(5) 64; held 3mp at 64 54); fell 1r five times and in Tour qualifying once; won seventh and eighth Tour doubles titles at Hobart and Bastad (both w/Pennetta); member of Argentine Fed Cup team that l. to USA 3-2 in World Group 1r (went 2-1); withdrew from Bad Gastein w/shoulder injury and from Beijing, Linz and Moscow w/left adductor injury.