| year | team name | league | level | mlb | # | age | w | l | era | g | gs | cg | sho | gr | gf | sv | ip | h | r | er | hr | bb | so | wp | bk | hb | whip | h9 | hr9 | bb9 | so9 | ra9 | so/bb |
| 1966 | Kansas City Athletics | AL | MLB | KC1 | 29 | 22 | 4 | 6 | 4.09 | 14 | 14 | 1 | 0 | 0 | 0 | 0 | 83.2 | 71 | 41 | 38 | 7 | 50 | 61 | 4 | 0 | 2 | 1.45 | 7.64 | 0.75 | 5.38 | 6.56 | 4.41 | 1.22 |
| 1967 | Kansas City Athletics | AL | MLB | KC1 | 29 | 23 | 10 | 10 | 3.69 | 32 | 29 | 4 | 1 | 3 | 2 | 0 | 197.2 | 172 | 83 | 81 | 17 | 75 | 110 | 10 | 0 | 3 | 1.25 | 7.83 | 0.77 | 3.41 | 5.01 | 3.78 | 1.47 |
| 1968 | Oakland Athletics | AL | MLB | OAK | 29 | 24 | 12 | 14 | 3.00 | 35 | 34 | 11 | 3 | 1 | 1 | 0 | 225.1 | 197 | 91 | 75 | 20 | 80 | 168 | 10 | 0 | 4 | 1.23 | 7.87 | 0.80 | 3.20 | 6.71 | 3.63 | 2.10 |
| 1969 | Oakland Athletics | AL | MLB | OAK | 29 | 25 | 15 | 13 | 3.86 | 35 | 35 | 11 | 1 | 0 | 0 | 0 | 235.1 | 244 | 111 | 101 | 16 | 80 | 137 | 9 | 1 | 1 | 1.38 | 9.33 | 0.61 | 3.06 | 5.24 | 4.25 | 1.71 |
| 1970 | Oakland Athletics | AL | MLB | OAK | 29 | 26 | 16 | 15 | 3.74 | 41 | 40 | 13 | 5 | 1 | 1 | 0 | 267.0 | 230 | 122 | 111 | 32 | 92 | 149 | 10 | 1 | 5 | 1.21 | 7.75 | 1.08 | 3.10 | 5.02 | 4.11 | 1.62 |
| 1971 | Oakland Athletics | AL | MLB | OAK | 29 | 27 | 15 | 5 | 3.81 | 30 | 30 | 7 | 1 | 0 | 0 | 0 | 189.0 | 185 | 84 | 80 | 24 | 71 | 100 | 6 | 0 | 1 | 1.35 | 8.81 | 1.14 | 3.38 | 4.76 | 4.00 | 1.41 |
| 1973 | Oakland Athletics | AL | MLB | OAK | 29 | 29 | 0 | 1 | 7.71 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 2.1 | 6 | 4 | 2 | 1 | 2 | 3 | 0 | 0 | 0 | 3.43 | 23.14 | 3.86 | 7.71 | 11.57 | 15.43 | 1.50 |
| 1974 | California Angels | AL | MLB | CAL | 45 | 30 | 2 | 3 | 5.70 | 5 | 5 | 2 | 0 | 0 | 0 | 0 | 30.0 | 39 | 19 | 19 | 3 | 13 | 16 | 3 | 0 | 0 | 1.73 | 11.70 | 0.90 | 3.90 | 4.80 | 5.70 | 1.23 |
| 1975 | California Angels | AL | MLB | CAL | 29 | 31 | 0 | 2 | 6.75 | 9 | 2 | 0 | 0 | 7 | 3 | 0 | 28.0 | 30 | 26 | 21 | 5 | 13 | 14 | 4 | 0 | 2 | 1.54 | 9.64 | 1.61 | 4.18 | 4.50 | 8.36 | 1.08 |
| 1976 | Salt Lake Gulls | PCL | AAA | CAL | - | 32 | 3 | 3 | 5.46 | 23 | 9 | 1 | 0 | 14 | 0 | 2 | 61.0 | 74 | 41 | 37 | 8 | 24 | 48 | 0 | 1 | 1 | 1.61 | 10.92 | 1.18 | 3.54 | 7.08 | 6.05 | 2.00 |
| Tot: | MLB (9 yrs) | MLB | 74 | 69 | 3.78 | 202 | 190 | 49 | 11 | 7 | 12 | 0 | 1258.1 | 1174 | 581 | 528 | 125 | 476 | 758 | 56 | 2 | 18 | 1.31 | 8.40 | 0.89 | 3.40 | 5.42 | 4.16 | 1.59 | ||||
| Tot: | AL (9 yrs) | AL | 74 | 69 | 3.78 | 202 | 190 | 49 | 11 | 7 | 12 | 0 | 1258.1 | 1174 | 581 | 528 | 125 | 476 | 758 | 56 | 2 | 18 | 1.31 | 8.40 | 0.89 | 3.40 | 5.42 | 4.16 | 1.59 | ||||
| Tot: | Minors (1 yrs) | Minors | 3 | 3 | 5.46 | 23 | 9 | 1 | 0 | 0 | 14 | 2 | 61.0 | 74 | 41 | 37 | 8 | 24 | 48 | 0 | 1 | 1 | 1.61 | 10.92 | 1.18 | 3.54 | 7.08 | 6.05 | 2.00 | ||||
| Tot: | AAA (1 yrs) | AAA | 3 | 3 | 5.46 | 23 | 9 | 1 | 0 | 0 | 14 | 2 | 61.0 | 74 | 41 | 37 | 8 | 24 | 48 | 0 | 1 | 1 | 1.61 | 10.92 | 1.18 | 3.54 | 7.08 | 6.05 | 2.00 | ||||
| Avg: | MLB - 162 Inning avg | MLB | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||
| Avg: | Minors - 162 Inning avg | College | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| year | team name | league | level | mlb | # | age | pos | tbc+ | g | ab | r | h | 2b | 3b | hr | rbi | sb | cs | bb | so | hbp | sh | sf | ibb | gdp | tb | pa | xbh | 1b | avg | obp | slg | ops | seca | iso | babip | bb% | so% | so/bb | ab/hr |
| 1966 | Kansas City Athletics | AL | MLB | KC1 | 29 | 22 | P | 14 | 26 | 1 | 3 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 6 | 0 | 2 | 0 | 0 | 1 | 3 | 28 | 0 | 3 | .115 | .115 | .115 | .230 | .000 | .000 | .150 | 0.00 | 21.43 | 0.00 | 0.00 | |
| 1967 | Kansas City Athletics | AL | MLB | KC1 | 29 | 23 | P | 33 | 72 | 6 | 13 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 17 | 1 | 3 | 0 | 0 | 0 | 13 | 76 | 0 | 13 | .181 | .192 | .181 | .373 | .000 | .000 | .236 | 0.00 | 22.37 | 0.00 | 0.00 | |
| 1968 | Oakland Athletics | AL | MLB | OAK | 29 | 24 | P | 35 | 75 | 4 | 15 | 3 | 0 | 0 | 3 | 0 | 1 | 0 | 14 | 0 | 6 | 0 | 0 | 0 | 18 | 81 | 3 | 12 | .200 | .200 | .240 | .440 | .027 | .040 | .246 | 0.00 | 17.28 | 0.00 | 0.00 | |
| 1969 | Oakland Athletics | AL | MLB | OAK | 29 | 25 | P | 35 | 79 | 6 | 8 | 1 | 0 | 0 | 9 | 0 | 0 | 2 | 12 | 0 | 9 | 2 | 0 | 1 | 9 | 92 | 1 | 7 | .101 | .120 | .114 | .234 | .038 | .013 | .116 | 2.17 | 13.04 | 6.00 | 0.00 | |
| 1970 | Oakland Athletics | AL | MLB | OAK | 29 | 26 | P | 41 | 93 | 4 | 11 | 1 | 0 | 0 | 8 | 0 | 0 | 1 | 12 | 0 | 5 | 0 | 0 | 4 | 12 | 99 | 1 | 10 | .118 | .128 | .129 | .257 | .022 | .011 | .136 | 1.01 | 12.12 | 12.00 | 0.00 | |
| 1971 | Oakland Athletics | AL | MLB | OAK | 29 | 27 | P | 30 | 66 | 9 | 13 | 5 | 0 | 0 | 8 | 0 | 0 | 3 | 9 | 0 | 5 | 2 | 0 | 1 | 18 | 76 | 5 | 8 | .197 | .225 | .273 | .498 | .121 | .076 | .220 | 3.95 | 11.84 | 3.00 | 0.00 | |
| 1976 | Salt Lake Gulls | PCL | AAA | CAL | - | 32 | P | 27 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 1.000 | 1.000 | 1.000 | 2.000 | .000 | .000 | 1.000 | 0.00 | 0.00 | 0.00 | 0.00 | |
| Tot: | MLB (6 yrs) | MLB | 188 | 411 | 30 | 63 | 10 | 0 | 0 | 34 | 0 | 1 | 6 | 70 | 1 | 30 | 4 | 0 | 7 | 73 | 452 | 10 | 53 | .153 | .166 | .178 | .343 | .036 | .024 | .183 | 1.33 | 15.49 | 11.67 | |||||||
| Tot: | AL (6 yrs) | AL | 188 | 411 | 30 | 63 | 10 | 0 | 0 | 34 | 0 | 1 | 6 | 70 | 1 | 30 | 4 | 0 | 7 | 73 | 452 | 10 | 53 | .153 | .166 | .178 | .343 | .036 | .024 | .183 | 1.33 | 15.49 | 11.67 | |||||||
| Tot: | Minors (1 yrs) | Minors | 27 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 1.000 | 1.000 | 1.000 | 2.000 | .000 | .000 | 1.000 | 0.00 | 0.00 | ||||||||
| Tot: | AAA (1 yrs) | AAA | 27 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 1.000 | 1.000 | 1.000 | 2.000 | .000 | .000 | 1.000 | 0.00 | 0.00 | ||||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||||
| Avg: | Minors - 162 game avg | College | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 54 | 46 | 43 | 46 | 43 | 61 | .513 |