123–148Menang–Kalah
45.4%% Menang
0Gelar
| Lapangan | W | L | % |
|---|---|---|---|
| Hard | 37 | 49 | 43.0% |
| Clay | 24 | 39 | 38.1% |
| Carpet | 26 | 30 | 46.4% |
| Grass | 29 | 24 | 54.7% |
| Unknown | 7 | 6 | 53.8% |
Musim per musim
| Tahun | W | L | Gelar | % |
|---|---|---|---|---|
| 1980 | 7 | 15 | 0 | 31.8% |
| 1979 | 7 | 6 | 0 | 53.8% |
| 1978 | 10 | 13 | 0 | 43.5% |
| 1977 | 23 | 29 | 0 | 44.2% |
| 1976 | 23 | 24 | 0 | 48.9% |
| 1975 | 5 | 8 | 0 | 38.5% |
| 1974 | 15 | 14 | 0 | 51.7% |
| 1973 | 11 | 10 | 0 | 52.4% |
| 1972 | 2 | 2 | 0 | 50.0% |
| 1971 | 9 | 13 | 0 | 40.9% |
| 1970 | 11 | 11 | 0 | 50.0% |
| 1969 | 0 | 3 | 0 | 0.0% |
Riwayat peringkat
Pertandingan
| Tanggal | Turnamen | Babak | W/L | Lawan | Rank lawan | Skor |
|---|---|---|---|---|---|---|
| 1976-05-17 | Hamburg | R64 | L | Werner Zirngibl | 238 | 7-5 6-4 |
| 1976-05-10 | Bournemouth | R64 | L | Jairo Velasco | 235 | 2-6 6-1 8-6 |
| 1976-05-03 | Florence | R32 | L | Roberto Lombardi | 308 | 7-6 6-3 |
| 1976-04-04 | Barcelona | R32 | L | Balazs Taroczy | 69 | 6-4 3-6 6-0 |
| 1976-04-04 | Barcelona | R64 | W | Kjell Johansson | 97 | 6-1 6-4 |
| 1976-03-28 | Valencia | R32 | L | Peter Szoke | 138 | 6-2 5-7 6-1 |
| 1976-03-28 | Valencia | R64 | W | Tenny Svensson | 131 | 6-7 6-4 6-0 |
| 1975-11-17 | Johannesburg | R32 | L | Harold Solomon | 15 | 6-3 6-2 |
| 1975-11-17 | Johannesburg | R64 | W | John Muller | – | 6-3 1-6 6-1 |
| 1975-09-15 | Los Angeles | R64 | L | Billy Martin | 37 | 7-6 7-5 |
| 1975-08-04 | Indianapolis | R64 | L | Adriano Panatta | 28 | 6-3 6-3 |
| 1975-07-29 | Cincinnati | SF | L | Tom Gorman | 49 | 6-2 7-6 |
| 1975-07-29 | Cincinnati | QF | W | Brian Teacher | 122 | 6-1 3-6 7-6 |
| 1975-07-29 | Cincinnati | R16 | W | Ismail El Shafei | 43 | 6-2 7-6 |
| 1975-07-29 | Cincinnati | R32 | W | Rick Fisher | 119 | 6-3 7-6 |
| 1975-07-21 | Washington | R64 | L | Cliff Richey | 22 | 6-3 4-6 6-0 |
| 1975-07-20 | Chicago | R32 | L | John James | 153 | 6-4 6-3 |
| 1975-06-23 | Wimbledon | R64 | L | Andrew Pattison | 37 | 9-7 4-6 1-6 8-6 6-1 |
| 1975-06-23 | Wimbledon | R128 | W | Stan Smith | 12 | 6-1 6-2 6-1 |
| 1975-04-11 | Johannesburg - WCT | R32 | L | Patrice Dominguez | 63 | 3-6 6-2 7-5 |
| 1974-08-25 | Merion | R32 | L | Steve Turner | 273 | 3-6 1-3 DEF |
| 1974-08-25 | Merion | R64 | W | Mike Machette | 197 | 6-1 7-5 |
| 1974-08-12 | Toronto | R64 | L | Ismail El Shafei | 43 | 6-1 6-1 |
| 1974-08-05 | Bretton Woods | R32 | L | Georges Goven | 61 | 6-4 6-2 |
| 1974-07-31 | Cincinnati | R16 | L | Marty Riessen | 14 | 6-4 7-6 |
| 1974-07-31 | Cincinnati | R32 | W | John Andrews | 233 | 6-1 7-6 |
| 1974-05-10 | Davis Cup EUR F: COL vs RSA | RR | L | Alvaro Betancur | – | 6-2 4-6 8-6 8-6 |
| 1974-04-07 | Washington | QF | L | Karl Meiler | 38 | 6-7 6-4 6-2 |
| 1974-03-27 | Tempe | SF | L | Vijay Amritraj | 29 | 6-1 6-2 |
| 1974-03-27 | Tempe | QF | W | Vitas Gerulaitis | 135 | 6-4 7-6 |
| 1974-03-27 | Tempe | R16 | W | Sandy Mayer | 140 | 3-6 6-4 7-5 |
| 1974-03-27 | Tempe | R32 | W | Dick Bohrnstedt | 155 | 6-3 3-6 6-4 |
| 1974-03-24 | Jackson | R16 | L | Kim Warwick | 108 | 3-6 6-1 6-1 |
| 1974-03-24 | Jackson | R32 | W | Rick Fisher | – | 6-2 6-3 |
| 1974-03-17 | Calgary | F | L | Karl Meiler | 38 | 6-4 3-6 6-3 |
| 1974-03-17 | Calgary | SF | W | Ian Crookenden | 169 | 6-4 6-3 |
| 1974-03-17 | Calgary | QF | W | Dick Bohrnstedt | 155 | 6-4 6-3 |
| 1974-03-17 | Calgary | R16 | W | Bob Giltinan | 56 | 6-2 6-1 |
| 1974-03-17 | Calgary | R32 | W | Charles Owens | 154 | 6-3 7-5 |
| 1974-03-10 | Hampton | R64 | L | Vitas Gerulaitis | 135 | 6-4 7-5 |
| 1974-02-24 | Salisbury | R64 | L | Humphrey Hose | 231 | 6-2 6-4 |
| 1974-02-04 | Little Rock | QF | L | Karl Meiler | 32 | 6-2 6-1 |
| 1974-02-04 | Little Rock | R16 | W | Ivan Molina | 54 | 6-7 7-6 6-2 |
| 1974-02-04 | Little Rock | R32 | W | Belus Prajoux | 207 | 6-2 6-3 |
| 1974-01-29 | Baltimore | QF | L | Jurgen Fassbender | 46 | 6-4 6-1 |
| 1974-01-29 | Baltimore | R16 | W | Ian Fletcher | 87 | 5-7 7-5 6-2 |
| 1974-01-29 | Baltimore | R32 | W | Owen Davidson | 147 | 5-7 6-1 6-1 |
| 1974-01-22 | Omaha | QF | L | Jimmy Connors | 3 | 7-5 6-2 |
| 1974-01-22 | Omaha | R16 | W | Nicholas Kalogeropoulos | 113 | 7-6 6-1 |
| 1973-11-27 | Johannesburg | QF | L | Cliff Drysdale | 24 | 6-2 6-2 6-3 |
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0