| año | resumen | Difícil | Arcilla | I. difícil | Alfombra | Césped | Acrílico |
| 2011 | 1/1 | 0/0 | 1/1 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2010 | 14/15 | 1/3 | 9/9 | 4/2 | 0/0 | 0/1 | 0/0 |
| 2009 | 13/9 | 0/0 | 6/4 | 4/2 | 1/1 | 2/2 | 0/0 |
| 2008 | 1/3 | 1/3 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2007 | 4/3 | 0/0 | 4/3 | 0/0 | 0/0 | 0/0 | 0/0 |
| TOTAL | 33/31 | 2/6 | 20/17 | 8/4 | 1/1 | 2/3 | 0/0 |
| porc. % | 51.56 % | 25 % | 54.05 % | 66.67 % | 50 % | 40 % | 0 % |
Leos Friedl/David Skoch / programado / pasado
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Leos Friedl/David Skoch form / año 2011 / superficie: Arcilla
Leos Friedl/David Skoch / año 2011 / superficie: Arcilla
| 28.07.11 | 1/4 | Marin Cilic/Lovro Zovko | Leos Friedl/David Skoch | 6-3, 6-0 |  | match details |  Umag | Arcilla |
| 27.07.11 | 1er ronda | Leos Friedl/David Skoch | Lukas Dlouhy/Michal Mertinak | 4-6, 7-64, 11-9 |  | match details |