64–81Win–Loss
44.1%Win %
0Titles
| Surface | W | L | % |
|---|---|---|---|
| Hard | 32 | 37 | 46.4% |
| Clay | 19 | 28 | 40.4% |
| Grass | 8 | 9 | 47.1% |
| Carpet | 5 | 7 | 41.7% |
Season by season
| Year | W | L | Titles | % |
|---|---|---|---|---|
| 2017 | 5 | 1 | 0 | 83.3% |
| 2015 | 1 | 2 | 0 | 33.3% |
| 2014 | 0 | 1 | 0 | 0.0% |
| 2013 | 1 | 4 | 0 | 20.0% |
| 2012 | 9 | 16 | 0 | 36.0% |
| 2011 | 19 | 23 | 0 | 45.2% |
| 2010 | 15 | 25 | 0 | 37.5% |
| 2009 | 14 | 9 | 0 | 60.9% |
Ranking history
Matches
| Date | Tournament | Round | W/L | Opponent | Opp. rank | Score |
|---|---|---|---|---|---|---|
| 2017-10-02 | Kaohsiung CH | QF | L | Marinko Matosevic | 653 | 6-1 6-3 |
| 2017-10-02 | Kaohsiung CH | R16 | W | Tsung Hua Yang | 317 | 3-6 6-1 6-4 |
| 2017-10-02 | Kaohsiung CH | R32 | W | Jordan Thompson | 71 | 7-6(3) 6-3 |
| 2017-10-02 | Kaohsiung CH | Q3 | W | Chien Hsun Lo | 1189 | 4-6 6-2 7-5 |
| 2017-10-02 | Kaohsiung CH | Q2 | W | Jui Chen Hung | 847 | 6-3 6-1 |
| 2017-10-02 | Kaohsiung CH | Q1 | W | Yu Hsiang Chiu | 1034 | 6-2 6-2 |
| 2015-09-28 | Kuala Lumpur | Q2 | L | Yuichi Sugita | 131 | 6-2 6-1 |
| 2015-09-28 | Kuala Lumpur | Q1 | W | Shuichi Sekiguchi | 375 | 2-6 6-2 6-3 |
| 2015-05-17 | Geneva | Q1 | L | Yann Marti | 313 | 7-6(2) 6-4 |
| 2014-08-17 | Winston-Salem | Q1 | L | Jason Jung | 308 | 3-6 6-4 7-5 |
| 2013-08-18 | Winston-Salem | Q1 | L | Michal Mertinak | 894 | 6-4 6-3 |
| 2013-06-10 | Halle | Q1 | L | Mirza Basic | 240 | 6-2 6-3 |
| 2013-05-19 | Dusseldorf | Q2 | L | Joao Sousa | 123 | 7-5 6-2 |
| 2013-05-19 | Dusseldorf | Q1 | W | Joshua Milton | 365 | 6-3 6-0 |
| 2013-02-04 | Montpellier | Q1 | L | Florent Serra | 144 | 6-3 6-4 |
| 2012-12-31 | Chennai | Q3 | L | Cedrik Marcel Stebe | 177 | 6-4 7-5 |
| 2012-12-31 | Chennai | Q2 | W | Philipp Petzschner | 115 | 3-6 6-4 4-2 RET |
| 2012-12-31 | Chennai | Q1 | W | Alexander Kudryavtsev | 275 | 7-6(3) 3-6 6-1 |
| 2012-11-05 | Bratislava CH | R32 | L | Thiago Alves | 134 | 2-6 6-2 6-3 |
| 2012-09-10 | Petange CH | R32 | L | Jurgen Zopp | 71 | 6-3 6-0 |
| 2012-09-04 | Genova CH | R16 | L | Filippo Volandri | 72 | 6-3 6-0 |
| 2012-09-04 | Genova CH | R32 | W | Paul Capdeville | 166 | 6-7(5) 6-3 6-2 |
| 2012-08-27 | Como CH | R16 | L | Alessandro Giannessi | 162 | 6-0 6-4 |
| 2012-08-27 | Como CH | R32 | W | Marco Crugnola | 420 | 6-1 7-6(4) |
| 2012-06-11 | Halle | Q1 | L | Mikhail Ledovskikh | 311 | 7-5 7-5 |
| 2012-05-07 | Athens CH | R16 | L | Roman Borvanov | 258 | 6-3 7-6(3) |
| 2012-05-07 | Athens CH | R32 | W | Konstantin Kravchuk | 188 | 6-4 7-5 |
| 2012-04-30 | Ostrava CH | R16 | L | Jan Hajek | 136 | 6-2 7-5 |
| 2012-04-30 | Ostrava CH | R32 | W | Jiri Vesely | 477 | 6-3 6-2 |
| 2012-04-09 | Leon CH | R32 | L | Denis Zivkovic | 615 | 3-6 6-4 6-4 |
| 2012-04-02 | San Luis Potosi CH | R16 | L | Denis Zivkovic | 723 | 6-2 6-1 |
| 2012-04-02 | San Luis Potosi CH | R32 | W | Julio Cesar Campozano | 457 | 5-7 6-4 6-2 |
| 2012-02-13 | San Jose | Q1 | L | Blake Strode | 393 | 6-3 3-6 7-5 |
| 2012-02-06 | Dallas CH | R16 | L | Ricardas Berankis | 153 | 6-4 6-4 |
| 2012-02-06 | Dallas CH | R32 | W | Carlos Salamanca | 242 | 6-7(2) 6-2 6-3 |
| 2012-01-23 | Honolulu CH | R32 | L | Go Soeda | 99 | 7-6(3) 6-1 |
| 2012-01-16 | Australian Open | Q1 | L | Sergei Bubka | 152 | 7-5 7-6(3) |
| 2012-01-09 | Sydney | Q2 | L | Jarkko Nieminen | 77 | 6-2 6-3 |
| 2012-01-09 | Sydney | Q1 | W | Luke Saville | 1176 | 6-4 6-4 |
| 2012-01-02 | Doha | Q1 | L | Marsel Ilhan | 111 | 4-6 6-2 6-3 |
| 2011-11-21 | Toyota CH | R16 | L | Yasutaka Uchiyama | 477 | 6-4 5-7 6-4 |
| 2011-11-21 | Toyota CH | R32 | W | Masatoshi Miyazaki | 1672 | 6-4 6-4 |
| 2011-11-07 | Loughborough CH | QF | L | Tobias Kamke | 108 | 6-4 3-6 6-3 |
| 2011-11-07 | Loughborough CH | R16 | W | Grega Zemlja | 124 | 7-6(6) 6-4 |
| 2011-11-07 | Loughborough CH | R32 | W | Timo Nieminen | 337 | 6-3 5-7 6-2 |
| 2011-10-31 | Eckental CH | R32 | L | Ilija Bozoljac | 216 | 2-6 7-6(4) 6-3 |
| 2011-10-24 | Sao Jose Do Rio Preto CH | R32 | L | James Duckworth | 280 | 6-1 6-4 |
| 2011-10-17 | Quito CH | SF | L | Sebastian Decoud | 440 | 7-6(2) 7-6(2) |
| 2011-10-17 | Quito CH | QF | W | Facundo Bagnis | 171 | 2-6 6-4 6-4 |
| 2011-10-17 | Quito CH | R16 | W | Eric Prodon | 88 | 7-6(5) 7-6(7) |