First-Class Batting and Fielding in Each Season by David O'Sullivan
| Season | | Matches | Inns | Not Out | Runs | HS | Ave | 100 | 50 | Ct | St |
| 1971 | (England) | 1 | 2 | 1 | 29 | 25* | 29.00 | 0 | 0 | 3 | |
| 1972 | (England) | 11 | 15 | 7 | 102 | 33 | 12.75 | 0 | 0 | 8 | |
| 1972-73 | (New Zealand) | 6 | 10 | 0 | 130 | 52 | 13.00 | 0 | 1 | 2 | |
| 1972-73 | (Australia) | 1 | 1 | 0 | 14 | 14 | 14.00 | 0 | 0 | 2 | |
| 1973 | (England) | 14 | 14 | 1 | 216 | 45 | 16.61 | 0 | 0 | 3 | |
| 1973-74 | (Australia) | 8 | 13 | 4 | 97 | 26* | 10.77 | 0 | 0 | 1 | |
| 1974-75 | (New Zealand) | 6 | 8 | 1 | 149 | 62 | 21.28 | 0 | 1 | 1 | |
| 1975-76 | (New Zealand) | 9 | 14 | 4 | 130 | 39* | 13.00 | 0 | 0 | 1 | |
| 1976-77 | (India) | 3 | 6 | 2 | 69 | 23* | 17.25 | 0 | 0 | 1 | |
| 1976-77 | (New Zealand) | 9 | 15 | 2 | 187 | 34 | 14.38 | 0 | 0 | 4 | |
| 1976-77 | (Pakistan) | 5 | 8 | 1 | 80 | 23* | 11.42 | 0 | 0 | 1 | |
| 1977-78 | (New Zealand) | 8 | 13 | 5 | 228 | 70* | 28.50 | 0 | 1 | 5 | |
| 1978-79 | (New Zealand) | 9 | 13 | 3 | 108 | 30 | 10.80 | 0 | 0 | 1 | |
| 1979-80 | (New Zealand) | 8 | 10 | 3 | 141 | 42* | 20.14 | 0 | 0 | 3 | |
| 1980-81 | (New Zealand) | 8 | 9 | 5 | 51 | 14 | 12.75 | 0 | 0 | 4 | |
| 1981-82 | (New Zealand) | 7 | 12 | 1 | 83 | 22 | 7.54 | 0 | 0 | 3 | |
| 1982-83 | (New Zealand) | 8 | 9 | 1 | 178 | 42 | 22.25 | 0 | 0 | 2 | |
| 1983-84 | (New Zealand) | 7 | 7 | 2 | 101 | 33 | 20.20 | 0 | 0 | 1 | |
| 1984-85 | (New Zealand) | 8 | 8 | 3 | 81 | 20 | 16.20 | 0 | 0 | 0 | |