137–152Win–Loss
47.4%Win %
1Titles
| Surface | W | L | % |
|---|---|---|---|
| Clay | 92 | 88 | 51.1% |
| Hard | 22 | 32 | 40.7% |
| Carpet | 10 | 19 | 34.5% |
| Grass | 11 | 11 | 50.0% |
| Unknown | 2 | 2 | 50.0% |
Season by season
| Year | W | L | Titles | % |
|---|---|---|---|---|
| 1986 | 0 | 1 | 0 | 0.0% |
| 1985 | 4 | 7 | 0 | 36.4% |
| 1984 | 10 | 15 | 0 | 40.0% |
| 1983 | 21 | 8 | 1 | 72.4% |
| 1982 | 3 | 25 | 0 | 10.7% |
| 1981 | 23 | 20 | 0 | 53.5% |
| 1980 | 26 | 20 | 1 | 56.5% |
| 1979 | 16 | 17 | 0 | 48.5% |
| 1978 | 16 | 13 | 0 | 55.2% |
| 1977 | 9 | 9 | 0 | 50.0% |
| 1976 | 0 | 6 | 0 | 0.0% |
| 1975 | 7 | 7 | 0 | 50.0% |
| 1974 | 2 | 3 | 0 | 40.0% |
| 1973 | 0 | 1 | 0 | 0.0% |
Ranking history
Matches
| Date | Tournament | Round | W/L | Opponent | Opp. rank | Score |
|---|---|---|---|---|---|---|
| 1981-11-02 | Stockholm | R64 | W | Hans Simonsson | 100 | 7-6 6-2 |
| 1981-10-26 | Cologne | R32 | L | Joao Soares | 194 | 7-6 2-0 RET |
| 1981-10-19 | Vienna | QF | L | Stan Smith | 25 | 6-3 6-3 |
| 1981-10-19 | Vienna | R16 | W | Stanislav Birner | 60 | 6-2 6-3 |
| 1981-10-19 | Vienna | R32 | W | Hans Kary | 143 | 6-3 4-6 7-6 |
| 1981-10-12 | Basel | R16 | L | Trey Waltke | 79 | 6-3 7-5 |
| 1981-10-12 | Basel | R32 | W | Peter Elter | 99 | 6-7 6-0 7-5 |
| 1981-06-22 | Wimbledon | R32 | L | Bjorn Borg | 1 | 6-4 7-5 6-0 |
| 1981-06-22 | Wimbledon | R64 | W | Ferdi Taygan | 96 | 7-5 6-1 7-6 |
| 1981-06-22 | Wimbledon | R128 | W | Ulrich Marten | 161 | 7-6 6-2 6-7 6-0 |
| 1981-05-25 | Roland Garros | R128 | L | Jose Luis Damiani | 44 | 6-2 RET |
| 1981-05-18 | Munich | SF | L | Christophe Roger Vasselin | 78 | 6-4 7-6 |
| 1981-05-18 | Munich | QF | W | Butch Walts | 59 | 6-4 6-2 |
| 1981-05-18 | Munich | R16 | W | Peter Feigl | 91 | 6-3 6-3 |
| 1981-05-18 | Munich | R32 | W | Hans Schwaier | – | 6-2 6-4 |
| 1981-05-11 | Hamburg | R16 | L | Tomas Smid | 21 | 7-6 6-4 |
| 1981-05-11 | Hamburg | R32 | W | Fernando Luna | 99 | 7-6 6-1 |
| 1981-05-11 | Hamburg | R64 | W | Rod Frawley | 92 | 4-6 6-2 6-1 |
| 1981-05-04 | Nations Cup | RR | W | Corrado Barazzutti | 31 | 7-5 7-6 |
| 1981-05-04 | Nations Cup | RR | L | Peter Mcnamara | 20 | 6-4 6-3 |
| 1981-05-04 | Nations Cup | RR | L | Harold Solomon | 7 | 6-7 7-5 6-3 |
| 1981-04-20 | Las Vegas | R16 | L | Harold Solomon | 7 | 6-2 6-2 |
| 1981-04-20 | Las Vegas | R32 | W | Richard Meyer | 90 | 7-6 6-7 6-2 |
| 1981-04-13 | Los Angeles | R16 | L | Walter Redondo | 579 | 6-3 6-3 |
| 1981-04-13 | Los Angeles | R32 | W | Trey Waltke | 48 | 6-4 6-2 |
| 1981-03-23 | Milan | R32 | L | Brian Gottfried | 12 | 6-1 6-1 |
| 1981-03-16 | Rotterdam | R16 | L | Yannick Noah | 14 | 6-4 6-2 |
| 1981-03-16 | Rotterdam | R32 | W | Marc Albert | 403 | 6-1 4-6 6-4 |
| 1981-03-09 | Brussels | SF | L | Brian Gottfried | 14 | 6-2 6-4 |
| 1981-03-09 | Brussels | QF | W | Vijay Amritraj | 19 | 6-2 1-6 6-3 |
| 1981-03-09 | Brussels | R16 | W | Bjorn Borg | 1 | 7-6 7-5 |
| 1981-03-09 | Brussels | R32 | W | Marcos Hocevar | 57 | 6-4 7-5 |
| 1981-03-06 | Davis Cup WG R1: FRG vs ARG | RR | W | Jose Luis Clerc | 10 | 6-1 4-6 6-3 6-1 |
| 1981-03-06 | Davis Cup WG R1: FRG vs ARG | RR | L | Guillermo Vilas | 6 | 6-2 6-3 8-6 |
| 1981-02-23 | Memphis | R32 | L | Tim Wilkison | 85 | 6-2 6-4 |
| 1981-02-16 | La Quinta | R32 | L | Hank Pfister | 81 | 6-2 6-2 |
| 1981-02-16 | La Quinta | R64 | W | Jim Delaney | 269 | 6-3 4-6 6-4 |
| 1980-11-25 | Johannesburg | R32 | L | Mel Purcell | 28 | 6-4 3-0 RET |
| 1980-11-17 | Buenos Aires | F | L | Jose Luis Clerc | 8 | 6-7 2-6 7-5 6-0 6-3 |
| 1980-11-17 | Buenos Aires | SF | W | Victor Pecci | 32 | 3-6 7-6 6-4 |
| 1980-11-17 | Buenos Aires | QF | W | Peter Elter | 75 | 6-7 7-5 6-3 |
| 1980-11-17 | Buenos Aires | R16 | W | Carlos Kirmayr | 56 | 6-7 7-5 6-1 |
| 1980-11-17 | Buenos Aires | R32 | W | Stefan Simonsson | 96 | 6-3 7-5 |
| 1980-10-27 | Cologne | R32 | L | Kevin Curren | 197 | 2-6 7-5 6-1 |
| 1980-10-20 | Vienna | QF | L | Trey Waltke | 71 | 6-2 6-2 |
| 1980-10-20 | Vienna | R16 | W | Peter Feigl | 78 | 4-1 RET |
| 1980-10-20 | Vienna | R32 | W | Peter Elter | 69 | 7-6 7-5 |
| 1980-10-20 | Vienna | R64 | W | Zeljko Franulovic | 64 | 2-6 6-3 6-4 |
| 1980-10-13 | Basel | R32 | L | Mark Cox | 77 | 6-2 6-3 |
| 1980-07-27 | North Conway | R64 | L | Hans Gildemeister | 16 | 6-4 7-6 |
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0