300–182Win–Loss
62.2%Win %
11Titles
| Surface | W | L | % |
|---|---|---|---|
| Clay | 102 | 58 | 63.7% |
| Hard | 71 | 46 | 60.7% |
| Grass | 59 | 30 | 66.3% |
| Carpet | 40 | 41 | 49.4% |
| Unknown | 28 | 7 | 80.0% |
Season by season
| Year | W | L | Titles | % |
|---|---|---|---|---|
| 1982 | 1 | 1 | 0 | 50.0% |
| 1980 | 0 | 1 | 0 | 0.0% |
| 1979 | 0 | 3 | 0 | 0.0% |
| 1978 | 6 | 21 | 0 | 22.2% |
| 1977 | 29 | 25 | 0 | 53.7% |
| 1976 | 11 | 22 | 0 | 33.3% |
| 1975 | 27 | 16 | 0 | 62.8% |
| 1974 | 17 | 19 | 0 | 47.2% |
| 1973 | 4 | 5 | 0 | 44.4% |
| 1972 | 52 | 16 | 5 | 76.5% |
| 1971 | 22 | 10 | 1 | 68.8% |
| 1970 | 41 | 16 | 1 | 71.9% |
| 1969 | 35 | 11 | 2 | 76.1% |
| 1968 | 55 | 16 | 2 | 77.5% |
Ranking history
Matches
| Date | Tournament | Round | W/L | Opponent | Opp. rank | Score |
|---|---|---|---|---|---|---|
| 1982-04-04 | Johannesburg CH | R32 | L | Derek Tarr | 383 | 6-3 6-4 |
| 1982-04-04 | Johannesburg CH | R64 | W | Christophe Vignaud | 571 | 6-2 7-5 |
| 1980-04-08 | Johannesburg | R32 | L | Heinz Gunthardt | 34 | 6-2 7-6 |
| 1979-10-22 | Vienna | R64 | L | Pascal Portes | 72 | 7-5 4-6 6-2 |
| 1979-07-09 | Gstaad | R32 | L | Peter Elter | 81 | 7-6 6-2 |
| 1979-04-16 | Johannesburg | R32 | L | Willem Prinsloo | 122 | 6-1 6-4 |
| 1978-12-04 | Johannesburg | R32 | L | Gianni Ocleppo | 93 | 6-4 3-6 6-2 |
| 1978-11-06 | Stockholm | R64 | L | George Hardie | 143 | 6-3 6-2 |
| 1978-10-09 | Barcelona | R64 | L | Francisco Gonzalez | 51 | 6-4 RET |
| 1978-09-25 | San Francisco | R32 | L | Vitas Gerulaitis | 4 | 6-4 6-3 |
| 1978-09-25 | San Francisco | R64 | W | Tony Graham | 308 | 7-6 7-5 |
| 1978-08-29 | US Open | R128 | L | Bjorn Borg | 2 | 6-0 6-2 |
| 1978-08-21 | Boston | R64 | L | Adriano Panatta | 31 | 6-4 6-3 |
| 1978-08-14 | Montreal / Toronto | R32 | L | John McEnroe | 15 | 6-1 6-0 |
| 1978-07-31 | North Conway | R64 | L | Eddie Dibbs | 5 | 6-3 6-3 |
| 1978-07-30 | Louisville | R64 | L | Keith Richardson | 119 | 6-2 6-1 |
| 1978-07-10 | Gstaad | R16 | L | Tom Okker | 54 | 7-6 6-3 |
| 1978-07-10 | Gstaad | R32 | W | Onny Parun | 141 | 6-4 1-6 6-0 |
| 1978-06-26 | Wimbledon | R32 | L | John Alexander | 21 | 8-6 RET |
| 1978-06-26 | Wimbledon | R64 | W | Colin Dowdeswell | 97 | 6-4 4-6 6-2 6-4 |
| 1978-06-26 | Wimbledon | R128 | W | George Hardie | 112 | 3-6 5-7 6-4 6-3 6-2 |
| 1978-05-29 | Roland Garros | R128 | L | Ivan Molina | 97 | 7-5 7-5 6-4 |
| 1978-05-23 | Munich | R32 | L | Karl Meiler | 28 | 7-6 7-5 |
| 1978-05-15 | Hamburg | R64 | L | Patricio Cornejo | 73 | 6-1 3-6 6-2 |
| 1978-04-24 | Las Vegas | R32 | L | Roscoe Tanner | 10 | 7-6 6-3 |
| 1978-04-17 | Houston WCT | R32 | L | Zeljko Franulovic | 45 | 4-6 6-0 6-2 |
| 1978-02-20 | Denver | R32 | L | Tom Leonard | 48 | 7-6 6-3 |
| 1978-02-13 | Palm Springs | R64 | L | Harold Solomon | 12 | 6-2 6-3 |
| 1978-02-12 | St. Louis WCT | R16 | L | Wojtek Fibak | 13 | 6-3 6-4 |
| 1978-02-12 | St. Louis WCT | R32 | W | Earl Butch Buchholz | 360 | 6-3 6-4 |
| 1978-01-30 | Richmond WCT | R16 | L | Corrado Barazzutti | 11 | 6-1 6-2 |
| 1978-01-30 | Richmond WCT | R32 | W | Buster C Mottram | 17 | 4-0 RET |
| 1978-01-23 | Philadelphia WCT | R64 | L | Eddie Dibbs | 6 | 6-2 6-1 |
| 1977-11-28 | Johannesburg WCT | R32 | L | Eddie Dibbs | 7 | 6-2 6-1 |
| 1977-10-24 | Vienna | QF | L | Wojtek Fibak | 16 | 7-5 3-6 6-0 |
| 1977-10-24 | Vienna | R16 | W | Bill Lloyd | 209 | 6-4 6-3 |
| 1977-10-24 | Vienna | R32 | W | Bernard Mitton | 67 | 3-6 6-1 6-4 |
| 1977-10-10 | Madrid | R16 | L | Jose Higueras | 31 | 6-3 6-2 |
| 1977-10-10 | Madrid | R32 | W | Pavel Hutka | 127 | 6-4 6-3 |
| 1977-10-10 | Madrid | R64 | W | Jose Edison Mandarino | 253 | 7-6 6-3 |
| 1977-10-03 | Tehran | R16 | L | Paul Mcnamee | 148 | 6-4 7-6 |
| 1977-10-03 | Tehran | R32 | W | Mansour Bahrami | 300 | 6-4 6-3 |
| 1977-10-03 | Tehran | R64 | W | Jairo Velasco | 235 | 6-4 6-3 |
| 1977-08-31 | US Open | R128 | L | Ivan Molina | 96 | 2-6 7-5 6-3 |
| 1977-08-16 | Toronto | R16 | L | Ricardo Cano | 92 | 6-4 6-3 |
| 1977-08-16 | Toronto | R32 | W | Jan Kodes | 29 | 6-7 6-4 6-2 |
| 1977-08-16 | Toronto | R64 | W | Brad Drewett | 228 | 7-6 6-3 |
| 1977-07-25 | Louisville | R64 | L | Andrew Pattison | 99 | 6-4 6-4 |
| 1977-07-18 | Washington | R16 | L | Hans Gildemeister | 73 | 7-5 6-1 |
| 1977-07-18 | Washington | R32 | W | Brian Teacher | 71 | 6-2 6-2 |