136–187Win–Loss
42.1%Win %
0Titles
| Surface | W | L | % |
|---|---|---|---|
| Hard | 74 | 70 | 51.4% |
| Carpet | 28 | 55 | 33.7% |
| Clay | 24 | 47 | 33.8% |
| Grass | 5 | 10 | 33.3% |
| Unknown | 5 | 5 | 50.0% |
Season by season
| Year | W | L | Titles | % |
|---|---|---|---|---|
| 1984 | 1 | 1 | 0 | 50.0% |
| 1983 | 5 | 14 | 0 | 26.3% |
| 1982 | 14 | 15 | 0 | 48.3% |
| 1981 | 13 | 24 | 0 | 35.1% |
| 1980 | 27 | 22 | 0 | 55.1% |
| 1979 | 17 | 19 | 1 | 47.2% |
| 1978 | 12 | 17 | 0 | 41.4% |
| 1977 | 18 | 25 | 0 | 41.9% |
| 1976 | 14 | 21 | 0 | 40.0% |
| 1975 | 12 | 23 | 0 | 34.3% |
| 1974 | 2 | 5 | 0 | 28.6% |
| 1972 | 1 | 1 | 0 | 50.0% |
Ranking history
Matches
| Date | Tournament | Round | W/L | Opponent | Opp. rank | Score |
|---|---|---|---|---|---|---|
| 1981-11-23 | Johannesburg | R32 | L | Andreas Maurer | 52 | 6-3 2-0 RET |
| 1981-11-02 | Stockholm | R64 | L | Sandy Mayer | 24 | 6-3 6-1 |
| 1981-10-26 | Cologne | R32 | L | Eddie Edwards | 98 | 7-5 6-0 |
| 1981-10-19 | Vienna | R64 | L | Karl Meiler | 238 | 6-4 4-6 6-2 |
| 1981-10-12 | Basel | SF | L | Jose Luis Clerc | 5 | 5-7 7-6 6-3 |
| 1981-10-12 | Basel | QF | W | Sammy Giammalva Jr | 54 | 6-1 6-2 |
| 1981-10-12 | Basel | R16 | W | Rolf Gehring | 35 | 6-3 7-5 |
| 1981-10-12 | Basel | R32 | W | Hans Peter Kandler | 356 | 6-0 6-3 |
| 1981-09-29 | Maui | R32 | L | Hank Pfister | 74 | 6-4 6-4 |
| 1981-09-21 | San Francisco | R64 | L | Mark Edmondson | 55 | 6-4 6-2 |
| 1981-09-01 | US Open | R32 | L | Yannick Noah | 14 | 6-3 6-4 6-4 |
| 1981-09-01 | US Open | R64 | W | Bernard Fritz | 97 | 6-3 6-3 7-6 |
| 1981-09-01 | US Open | R128 | W | Sherwood Stewart | 81 | 7-6 6-4 1-6 4-6 7-5 |
| 1981-08-17 | Cincinnati | R64 | L | Lloyd Bourne | 292 | 6-3 2-6 7-6 |
| 1981-08-10 | Montreal / Toronto | R32 | L | Christophe Roger Vasselin | 86 | 6-2 6-7 6-3 |
| 1981-08-10 | Montreal / Toronto | R64 | W | Jimmy Connors | 3 | 6-4 6-3 |
| 1981-08-03 | Columbus | R32 | L | Hank Pfister | 84 | 7-6 6-4 |
| 1981-05-25 | Roland Garros | R64 | L | Ricardo Cano | 55 | 6-4 6-4 6-7 6-2 |
| 1981-05-25 | Roland Garros | R128 | W | Rick Fagel | 99 | 6-3 6-0 6-0 |
| 1981-05-18 | Rome | R64 | L | Jose Luis Damiani | 48 | 6-2 6-3 |
| 1981-05-11 | Hamburg | R64 | L | Jose Higueras | 25 | 7-6 6-3 |
| 1981-04-20 | Las Vegas | R32 | L | Raul Ramirez | 39 | 6-2 6-2 |
| 1981-04-13 | Los Angeles | R32 | L | Rolf Gehring | 31 | 6-4 6-2 |
| 1981-03-23 | Milan | R32 | L | Bjorn Borg | 1 | 6-1 6-3 |
| 1981-03-16 | Rotterdam | R16 | L | Wojtek Fibak | 13 | 6-3 7-6 |
| 1981-03-16 | Rotterdam | R32 | W | Eddie Edwards | 100 | 6-2 4-6 7-5 |
| 1981-03-09 | Brussels | R16 | L | Fritz Buehning | 37 | 6-1 6-2 |
| 1981-03-09 | Brussels | R32 | W | Pascal Portes | 46 | 6-3 6-2 |
| 1981-02-23 | Memphis | R16 | L | Tom Gullikson | 67 | 6-4 6-4 |
| 1981-02-23 | Memphis | R32 | W | Jimmy Brown | – | 3-6 6-2 6-3 |
| 1981-02-23 | Memphis | R64 | W | John McEnroe | 2 | 6-3 6-4 |
| 1981-02-16 | La Quinta | R16 | L | Harold Solomon | 7 | 6-3 6-2 |
| 1981-02-16 | La Quinta | R32 | W | Johan Kriek | 17 | 7-5 6-1 |
| 1981-02-16 | La Quinta | R64 | W | Mike Bauer | – | 6-0 6-4 |
| 1981-02-02 | Richmond WCT | R32 | L | John Sadri | 23 | 6-2 7-6 |
| 1981-01-26 | Philadelphia | R64 | L | Roscoe Tanner | 14 | 6-2 6-3 |
| 1981-01-19 | Monterrey WCT | R32 | L | Wojtek Fibak | 15 | 6-2 1-6 6-3 |
| 1980-11-10 | Wembley | R32 | L | John McEnroe | 3 | 6-1 6-1 |
| 1980-10-27 | Cologne | QF | L | Tomas Smid | 28 | 6-4 6-2 |
| 1980-10-27 | Cologne | R16 | W | Billy Martin | 97 | 6-3 6-2 |
| 1980-10-27 | Cologne | R32 | W | Stan Smith | 31 | 5-7 7-6 6-4 |
| 1980-10-20 | Vienna | F | L | Brian Gottfried | 11 | 6-2 6-4 6-3 |
| 1980-10-20 | Vienna | SF | W | Yannick Noah | 20 | 6-3 1-6 6-4 |
| 1980-10-20 | Vienna | QF | W | Rolf Gehring | 47 | 6-2 6-2 |
| 1980-10-20 | Vienna | R16 | W | Bob Lutz | 25 | 6-4 6-4 |
| 1980-10-20 | Vienna | R32 | W | Christophe Freyss | 150 | 6-2 6-2 |
| 1980-10-20 | Vienna | R64 | W | Gianni Ocleppo | 44 | 6-3 7-5 |
| 1980-09-29 | Maui | SF | L | Tim Wilkison | 84 | 6-3 2-6 6-3 |
| 1980-09-29 | Maui | QF | W | Bernard Mitton | 50 | 7-5 6-4 |
| 1980-09-29 | Maui | R16 | W | Brian Teacher | 24 | 6-4 3-6 6-4 |
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0