93–121Win–Loss
43.5%Win %
0Titles
| Surface | W | L | % |
|---|---|---|---|
| Hard | 57 | 83 | 40.7% |
| Grass | 28 | 27 | 50.9% |
| Carpet | 7 | 5 | 58.3% |
| Clay | 1 | 6 | 14.3% |
Season by season
| Year | W | L | Titles | % |
|---|---|---|---|---|
| 2021 | 0 | 1 | 0 | 0.0% |
| 2016 | 1 | 0 | 0 | 100.0% |
| 2013 | 2 | 2 | 0 | 50.0% |
| 2012 | 2 | 2 | 0 | 50.0% |
| 2011 | 2 | 6 | 0 | 25.0% |
| 2010 | 7 | 8 | 0 | 46.7% |
| 2009 | 15 | 12 | 0 | 55.6% |
| 2008 | 12 | 15 | 0 | 44.4% |
| 2007 | 23 | 24 | 1 | 48.9% |
| 2006 | 15 | 19 | 0 | 44.1% |
| 2005 | 5 | 8 | 0 | 38.5% |
| 2004 | 1 | 3 | 0 | 25.0% |
| 2003 | 7 | 15 | 0 | 31.8% |
| 2002 | 1 | 5 | 0 | 16.7% |
| 1999 | 0 | 1 | 0 | 0.0% |
Ranking history
Matches
| Date | Tournament | Round | W/L | Opponent | Opp. rank | Score |
|---|---|---|---|---|---|---|
| 2009-03-06 | Davis Cup G1 R2: TPE vs IND | RR | L | Tsung Hua Yang | 498 | 6-3 6-7(6) 7-6(5) |
| 2009-03-06 | Davis Cup G1 R2: TPE vs IND | RR | L | Yen Hsun Lu | 59 | 7-6(2) 6-2 6-2 |
| 2009-02-23 | Delray Beach | Q1 | L | John Isner | 144 | 6-2 6-1 |
| 2009-01-12 | Auckland | Q3 | L | Gilles Muller | 95 | 6-3 6-2 |
| 2009-01-12 | Auckland | Q2 | W | Benoit Paire | 605 | 5-7 6-3 6-2 |
| 2009-01-12 | Auckland | Q1 | W | Adam Thompson | 835 | 6-7(5) 6-3 6-4 |
| 2009-01-05 | Chennai | Q3 | W | Michael Berrer | 134 | 4-6 6-3 6-4 |
| 2009-01-05 | Chennai | Q2 | W | Sanam Singh | 1257 | 6-3 6-4 |
| 2009-01-05 | Chennai | Q1 | W | Michel Koning | 268 | 6-7(3) 7-6(1) 7-6(4) |
| 2009-01-05 | Chennai | R32 | L | Denis Istomin | 109 | 6-4 7-6(3) |
| 2008-10-20 | St. Petersburg | Q1 | L | Konstantin Kravchuk | 301 | 7-6(4) 6-7(4) 7-6(3) |
| 2008-10-13 | Tashkent CH | R16 | L | Yen Hsun Lu | 77 | 3-6 7-5 6-0 |
| 2008-10-13 | Tashkent CH | R32 | W | Illya Marchenko | 209 | 7-6(6) 6-4 |
| 2008-09-29 | Tokyo | Q1 | L | Hiroki Kondo | 589 | 6-3 4-6 7-6(4) |
| 2008-09-22 | Bangkok | Q2 | L | Lukas Dlouhy | 166 | 6-2 2-6 6-4 |
| 2008-09-22 | Bangkok | Q1 | W | Mikhail Ledovskikh | 263 | 7-6(5) 6-7(2) 7-5 |
| 2008-08-04 | Los Angeles | Q1 | L | Woong Sun Jun | 239 | 6-4 6-2 |
| 2008-07-28 | Cincinnati Masters | Q1 | L | Victor Estrella | 243 | 6-4 6-4 |
| 2008-07-21 | Canada Masters | Q2 | L | Andrey Golubev | 155 | 7-6(5) 6-7(0) 6-4 |
| 2008-07-21 | Canada Masters | Q1 | W | Yen Hsun Lu | 70 | 6-4 6-4 |
| 2008-07-07 | Newport | Q2 | W | Artem Sitak | 313 | 7-6(7) 7-5 |
| 2008-07-07 | Newport | Q1 | W | Justin Oneal | 745 | 7-6(4) 6-7(5) 6-2 |
| 2008-07-07 | Newport | QF | L | Prakash Amritraj | 305 | 6-4 6-3 |
| 2008-07-07 | Newport | R16 | W | Mardy Fish | 41 | 7-6(6) 7-5 |
| 2008-07-07 | Newport | R32 | W | Kevin Kim | 178 | 6-3 6-4 |
| 2008-06-15 | s Hertogenbosch | R16 | L | Guillermo Canas | 46 | 6-2 6-4 |
| 2008-06-15 | s Hertogenbosch | R32 | W | Martin Verkerk | 316 | 6-7(8) 7-6(2) 6-4 |
| 2008-06-02 | Surbiton CH | R16 | L | Arnaud Clement | 95 | 6-2 7-5 |
| 2008-06-02 | Surbiton CH | R32 | W | Simon Stadler | 168 | 7-5 7-6(5) |
| 2008-04-28 | Munich | Q1 | L | Christopher Kas | 1006 | 6-3 7-5 |
| 2008-04-11 | Davis Cup G1 R2: IND vs JPN | RR | W | Kei Nishikori | 118 | 7-6(2) 3-6 6-4 2-6 6-3 |
| 2008-02-18 | San Jose | Q1 | L | Kj Hippensteel | 778 | 6-4 7-6(3) |
| 2008-02-08 | Davis Cup G1 R1: IND vs UZB | RR | L | Denis Istomin | 185 | 4-6 4-6 6-4 7-6(1) 8-6 |
| 2008-02-08 | Davis Cup G1 R1: IND vs UZB | RR | W | Farrukh Dustov | 249 | 6-3 6-3 6-1 |
| 2008-01-28 | Guangzhou CH | R32 | L | Danai Udomchoke | 216 | 6-2 6-4 |
| 2008-01-14 | Australian Open | Q2 | L | Sam Warburg | 172 | 6-3 7-6(9) |
| 2008-01-14 | Australian Open | Q1 | W | Gouichi Motomura | 300 | 6-3 6-4 |
| 2007-12-03 | New Delhi2 CH | R16 | L | Sunil Kumar Sipaeya | 527 | 6-4 1-6 4-2 RET |
| 2007-12-03 | New Delhi2 CH | R32 | W | Tushar Liberhan | 799 | 6-3 6-4 |
| 2007-11-26 | New Delhi CH | R32 | L | Igor Kunitsyn | 116 | 3-6 7-5 6-3 |
| 2007-11-19 | Kuala Lumpur CH | R32 | L | Wesley Moodie | 204 | 6-2 7-5 |
| 2007-11-12 | Dnepropetrovsk CH | R32 | L | Benjamin Becker | 76 | 6-4 6-2 |
| 2007-10-07 | Stockholm | Q2 | L | Peter Wessels | 200 | 7-5 6-2 |
| 2007-10-07 | Stockholm | Q1 | W | George Bastl | 317 | 6-0 6-4 |
| 2007-10-07 | Stockholm | R32 | L | Albert Montanes | 47 | 7-6(5) 6-1 |
| 2007-09-24 | Mumbai | R32 | L | Nicolas Devilder | 124 | 3-6 6-3 7-6(9) |
| 2007-09-10 | Beijing | Q3 | W | Phillip King | 408 | 7-6(5) 6-7(5) 6-1 |
| 2007-09-10 | Beijing | Q2 | W | Sonchat Ratiwatana | 1265 | 6-4 6-3 |
| 2007-09-10 | Beijing | Q1 | W | David Martin | 682 | 6-7(5) 6-3 6-4 |
| 2007-09-10 | Beijing | R32 | L | Jo-Wilfried Tsonga | 60 | 6-3 1-0 RET |