| 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 |
| 1962 | Washington Senators II | AL | MLB | WS2 | 19 | 22 | 2 | 4 | 3.31 | 42 | 3 | 0 | 0 | 39 | 19 | 4 | 68.0 | 56 | 27 | 25 | 6 | 49 | 39 | 5 | 2 | 0 | 1.54 | 7.41 | 0.79 | 6.49 | 5.16 | 3.57 | 0.80 |
| 1963 | Washington Senators II | AL | MLB | WS2 | 19,26 | 23 | 2 | 2 | 4.88 | 13 | 2 | 0 | 0 | 11 | 5 | 0 | 27.2 | 23 | 18 | 15 | 2 | 17 | 14 | 2 | 0 | 0 | 1.45 | 7.48 | 0.65 | 5.53 | 4.55 | 5.86 | 0.82 |
| 1964 | Washington Senators II | AL | MLB | WS2 | 19 | 24 | 4 | 7 | 4.16 | 49 | 7 | 0 | 0 | 42 | 12 | 3 | 106.0 | 108 | 60 | 49 | 13 | 45 | 67 | 6 | 0 | 0 | 1.44 | 9.17 | 1.10 | 3.82 | 5.69 | 5.09 | 1.49 |
| 1965 | Washington Senators II | AL | MLB | WS2 | 19 | 25 | 1 | 1 | 4.91 | 4 | 1 | 1 | 1 | 3 | 0 | 0 | 14.2 | 18 | 8 | 8 | 0 | 6 | 5 | 1 | 0 | 1 | 1.64 | 11.05 | 0.00 | 3.68 | 3.07 | 4.91 | 0.83 |
| 1966 | Washington Senators II | AL | MLB | WS2 | 19 | 26 | 3 | 9 | 4.26 | 30 | 18 | 2 | 0 | 12 | 3 | 0 | 114.0 | 125 | 58 | 54 | 9 | 59 | 68 | 5 | 1 | 3 | 1.61 | 9.87 | 0.71 | 4.66 | 5.37 | 4.58 | 1.15 |
| 1967 | Washington Senators II | AL | MLB | WS2 | 19 | 27 | 1 | 1 | 5.40 | 8 | 2 | 0 | 0 | 6 | 1 | 0 | 21.2 | 28 | 14 | 13 | 3 | 7 | 14 | 0 | 1 | 1 | 1.62 | 11.63 | 1.25 | 2.91 | 5.82 | 5.82 | 2.00 |
| 1968 | Washington Senators II | AL | MLB | WS2 | 16 | 28 | 10 | 6 | 3.01 | 25 | 22 | 4 | 1 | 3 | 2 | 0 | 140.1 | 147 | 53 | 47 | 4 | 50 | 75 | 6 | 2 | 4 | 1.40 | 9.43 | 0.26 | 3.21 | 4.81 | 3.40 | 1.50 |
| 1969 | Washington Senators II | AL | MLB | WS2 | 16 | 29 | 7 | 6 | 3.64 | 35 | 28 | 1 | 1 | 7 | 1 | 0 | 158.1 | 138 | 73 | 64 | 17 | 91 | 72 | 10 | 0 | 2 | 1.45 | 7.84 | 0.97 | 5.17 | 4.09 | 4.15 | 0.79 |
| 1970 | Washington Senators II | AL | MLB | WS2 | 16 | 30 | 9 | 11 | 4.01 | 42 | 17 | 1 | 1 | 25 | 10 | 0 | 128.0 | 119 | 65 | 57 | 17 | 54 | 61 | 2 | 1 | 1 | 1.35 | 8.37 | 1.20 | 3.80 | 4.29 | 4.57 | 1.13 |
| 1971 | Detroit Tigers | AL | MLB | DET | 16 | 31 | 1 | 0 | 3.27 | 7 | 0 | 0 | 0 | 7 | 3 | 0 | 11.0 | 7 | 4 | 4 | 1 | 7 | 6 | 1 | 0 | 1 | 1.27 | 5.73 | 0.82 | 5.73 | 4.91 | 3.27 | 0.86 |
| 1971 | Milwaukee Brewers | AL | MLB | MIL | 34 | 31 | 1 | 1 | 5.01 | 21 | 1 | 0 | 0 | 20 | 7 | 0 | 32.1 | 38 | 23 | 18 | 7 | 21 | 17 | 3 | 0 | 1 | 1.82 | 10.58 | 1.95 | 5.85 | 4.73 | 6.40 | 0.81 |
| Tot: | MLB (10 yrs) | MLB | 41 | 48 | 3.88 | 276 | 101 | 9 | 4 | 63 | 175 | 7 | 822.0 | 807 | 403 | 354 | 79 | 406 | 438 | 41 | 7 | 14 | 1.48 | 8.84 | 0.86 | 4.45 | 4.80 | 4.41 | 1.08 | ||||
| Tot: | AL (10 yrs) | AL | 41 | 48 | 3.88 | 276 | 101 | 9 | 4 | 63 | 175 | 7 | 822.0 | 807 | 403 | 354 | 79 | 406 | 438 | 41 | 7 | 14 | 1.48 | 8.84 | 0.86 | 4.45 | 4.80 | 4.41 | 1.08 | ||||
| Avg: | MLB - 162 Inning avg | MLB | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 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 |
| 1962 | Washington Senators II | AL | MLB | WS2 | 19 | 22 | P | 42 | 11 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 0 | 0 | 0 | 0 | 0 | 1 | 11 | 0 | 1 | .091 | .091 | .091 | .182 | .000 | .000 | .333 | 0.00 | 72.73 | 0.00 | 0.00 | |
| 1963 | Washington Senators II | AL | MLB | WS2 | 19,26 | 23 | P | 13 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | .000 | .143 | .000 | .143 | .167 | .000 | .000 | 14.29 | 14.29 | 1.00 | 0.00 | |
| 1964 | Washington Senators II | AL | MLB | WS2 | 19 | 24 | P | 49 | 20 | 2 | 3 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 5 | 0 | 1 | 1 | 0 | 0 | 3 | 22 | 0 | 3 | .150 | .143 | .150 | .293 | .000 | .000 | .188 | 0.00 | 22.73 | 0.00 | 0.00 | |
| 1965 | Washington Senators II | AL | MLB | WS2 | 19 | 25 | P | 4 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 75.00 | 0.00 | 0.00 | |
| 1966 | Washington Senators II | AL | MLB | WS2 | 19 | 26 | P | 30 | 30 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 12 | 0 | 2 | 0 | 0 | 0 | 2 | 34 | 0 | 2 | .067 | .125 | .067 | .192 | .067 | .000 | .111 | 5.88 | 35.29 | 6.00 | 0.00 | |
| 1967 | Washington Senators II | AL | MLB | WS2 | 19 | 27 | P | 8 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 75.00 | 0.00 | 0.00 | |
| 1968 | Washington Senators II | AL | MLB | WS2 | 16 | 28 | P | 25 | 47 | 2 | 3 | 0 | 0 | 0 | 2 | 0 | 0 | 3 | 31 | 0 | 3 | 0 | 0 | 0 | 3 | 53 | 0 | 3 | .064 | .120 | .064 | .184 | .064 | .000 | .188 | 5.66 | 58.49 | 10.33 | 0.00 | |
| 1969 | Washington Senators II | AL | MLB | WS2 | 16 | 29 | P | 35 | 52 | 2 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 29 | 0 | 3 | 0 | 0 | 0 | 6 | 56 | 0 | 6 | .115 | .132 | .115 | .247 | .019 | .000 | .261 | 1.79 | 51.79 | 29.00 | 0.00 | |
| 1970 | Washington Senators II | AL | MLB | WS2 | 16 | 30 | P | 42 | 31 | 1 | 4 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 13 | 1 | 2 | 0 | 0 | 0 | 4 | 35 | 0 | 4 | .129 | .182 | .129 | .311 | .032 | .000 | .222 | 2.86 | 37.14 | 13.00 | 0.00 | |
| 1971 | Detroit Tigers | AL | MLB | DET | 16 | 31 | P | 7 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1971 | Milwaukee Brewers | AL | MLB | MIL | 34 | 31 | P | 21 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 66.67 | 0.00 | 0.00 | |
| Tot: | MLB (10 yrs) | MLB | 276 | 209 | 10 | 19 | 0 | 0 | 0 | 4 | 0 | 0 | 8 | 107 | 1 | 12 | 1 | 0 | 0 | 19 | 231 | 0 | 19 | .091 | .128 | .091 | .219 | .038 | .000 | .184 | 3.46 | 46.32 | 13.38 | |||||||
| Tot: | AL (10 yrs) | AL | 276 | 209 | 10 | 19 | 0 | 0 | 0 | 4 | 0 | 0 | 8 | 107 | 1 | 12 | 1 | 0 | 0 | 19 | 231 | 0 | 19 | .091 | .128 | .091 | .219 | .038 | .000 | .184 | 3.46 | 46.32 | 13.38 | |||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 34 | 24 | 45 | 18 | 45 | 61 | .437 |