| Year | Age | Races | Win | T5 | T10 | Pole | Laps | Led | Earnings | Rank | AvSt | AvFn | RAF | LLF | DNQ | WD |
|---|
| 1981 | 41 | 1 of 31 | 0 | 0 | 0 | 0 | 184 | 0 | 2,345 | | 32.0 | 24.0 | 1 | 0 | | | | 1982 | 42 | 5 of 30 | 0 | 0 | 0 | 0 | 519 | 0 | 14,090 | 81 | 28.0 | 26.4 | 2 | 0 | | | | 1983 | 43 | 0 of 30 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | | | | 0 | 0 | 0 | 1 | | 3 years | 6 | 0 | 0 | 0 | 0 | 703 | 0 | 16,435 | | 28.7 | 26.0 | 3 | 0 | 0 | 1 |
| Year | Age | Races | Win | T5 | T10 | Pole | Laps | Led | Earnings | Rank | AvSt | AvFn | RAF | LLF | DNQ | WD |
|---|
| 1967 | 27 | 0 of 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | | | | 0 | 0 | 3 | 0 | | 1969 | 29 | 8 of 24 | 0 | 0 | 1 | 0 | 444 | 0 | 5,955 | 50 | 20.9 | 16.5 | 5 | 0 | 2 | 0 | | 1970 | 30 | 3 of 18 | 0 | 0 | 0 | 0 | 119 | 0 | 2,904 | | 20.0 | 20.3 | 1 | 0 | 3 | 0 | | 1971 | 31 | 1 of 12 | 0 | 0 | 1 | 0 | 118 | 0 | 2,457 | 36 | 25.0 | 9.0 | 1 | 0 | 1 | 0 | | 1972 | 32 | 1 of 10 | 0 | 0 | 1 | 0 | 108 | 0 | 2,452 | 35 | 19.0 | 9.0 | 1 | 0 | 3 | 0 | | 1973 | 33 | 4 of 16 | 0 | 0 | 0 | 0 | 266 | 0 | 2,543 | | 22.5 | 19.3 | 2 | 0 | 1 | 0 | | 1974 | 34 | 6 of 14 | 0 | 0 | 0 | 0 | 738 | 0 | 13,839 | 26 | 19.2 | 13.0 | 5 | 0 | 1 | 0 | | 1975 | 35 | 8 of 13 | 0 | 0 | 1 | 0 | 736 | 0 | 20,375 | 19 | 15.6 | 13.3 | 3 | 0 | 1 | 0 | | 1976 | 36 | 7 of 13 | 0 | 0 | 3 | 0 | 869 | 0 | 30,004 | 26 | 15.7 | 13.1 | 7 | 0 | 2 | 0 | | 1977 | 37 | 8 of 14 | 0 | 0 | 0 | 0 | 452 | 0 | 36,163 | 37 | 19.0 | 19.0 | 2 | 0 | 0 | 1 | | 1978 | 38 | 7 of 18 | 0 | 0 | 2 | 0 | 716 | 0 | 26,716 | 27 | 21.4 | 13.6 | 4 | 0 | 1 | 0 | | 1979 | 39 | 1 of 7 | 0 | 0 | 1 | 0 | 160 | 0 | 6,322 | 20 | 20.0 | 10.0 | 1 | 0 | 1 | 0 | | 1980 | 40 | 1 of 5 | 0 | 0 | 0 | 0 | 10 | 0 | 3,536 | 56 | 30.0 | 31.0 | 0 | 0 | 0 | 0 | | 1982 | 42 | 0 of 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | | | | 0 | 0 | 1 | 0 | | 14 years | 55 | 0 | 0 | 10 | 0 | 4736 | 0 | 153,266 | | 19.3 | 15.5 | 32 | 0 | 20 | 1 |
| Year | Age | Races | Win | Podium | Pole | Laps | Led | Earnings | Rank | AvSt | AvFn | RAF | LLF | DNQ | WD |
|---|
| 1979 | 39 | 3 of 14 | 0 | 0 | 0 | 130 | 0 | 0 | 26 | 22.7 | 16.7 | 1 | 0 | 0 | 0 | | 1980 | 40 | 1 of 12 | 0 | 0 | 0 | 10 | 0 | 3,536 | 63 | 30.0 | 31.0 | 0 | 0 | 0 | 0 | | 1982 | 42 | 1 of 11 | 0 | 0 | 0 | 37 | 0 | 6,135 | | 28.0 | 26.0 | 0 | 0 | 1 | 0 | | 1983 | 43 | 1 of 13 | 0 | 0 | 0 | 115 | 0 | 8,719 | | 31.0 | 18.0 | 0 | 0 | 0 | 0 | | 1984 | 44 | 0 of 16 | 0 | 0 | 0 | 0 | 0 | 0 | | | | 0 | 0 | 1 | 0 | | 5 years | 6 | 0 | 0 | 0 | 292 | 0 | 18,390 | | 26.2 | 20.8 | 1 | 0 | 2 | 0 |
DNQ data may be incomplete or missing for some seasons. |
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