| 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 |
| 1969 | Detroit Tigers | AL | MLB | DET | 39 | 24 | 1 | 0 | 6.75 | 4 | 0 | 0 | 0 | 4 | 2 | 0 | 4.0 | 6 | 3 | 3 | 2 | 0 | 3 | 0 | 0 | 0 | 1.50 | 13.50 | 4.50 | 0.00 | 6.75 | 6.75 | 0.00 |
| 1970 | Detroit Tigers | AL | MLB | DET | 39 | 25 | 4 | 4 | 3.23 | 48 | 0 | 0 | 0 | 48 | 20 | 1 | 69.2 | 61 | 28 | 25 | 5 | 28 | 58 | 6 | 1 | 1 | 1.28 | 7.88 | 0.65 | 3.62 | 7.49 | 3.62 | 2.07 |
| 1971 | Detroit Tigers | AL | MLB | DET | 39 | 26 | 11 | 6 | 2.71 | 69 | 1 | 1 | 0 | 68 | 40 | 20 | 113.0 | 91 | 38 | 34 | 11 | 49 | 46 | 2 | 0 | 5 | 1.24 | 7.25 | 0.88 | 3.90 | 3.66 | 3.03 | 0.94 |
| 1972 | Detroit Tigers | AL | MLB | DET | 39 | 27 | 7 | 3 | 3.64 | 57 | 3 | 0 | 0 | 54 | 27 | 12 | 94.0 | 91 | 43 | 38 | 5 | 53 | 53 | 1 | 0 | 5 | 1.53 | 8.71 | 0.48 | 5.07 | 5.07 | 4.12 | 1.00 |
| 1973 | Detroit Tigers | AL | MLB | DET | 39 | 28 | 2 | 2 | 4.23 | 34 | 0 | 0 | 0 | 34 | 17 | 1 | 61.2 | 59 | 30 | 29 | 6 | 30 | 28 | 3 | 1 | 3 | 1.44 | 8.61 | 0.88 | 4.38 | 4.09 | 4.38 | 0.93 |
| 1974 | Houston Astros | NL | MLB | HOU | 44 | 29 | 2 | 5 | 4.11 | 53 | 0 | 0 | 0 | 53 | 31 | 4 | 61.1 | 67 | 33 | 28 | 5 | 26 | 35 | 2 | 0 | 7 | 1.52 | 9.83 | 0.73 | 3.82 | 5.14 | 4.84 | 1.35 |
| 1975 | Houston Astros | NL | MLB | HOU | 44 | 30 | 0 | 1 | 4.96 | 16 | 0 | 0 | 0 | 16 | 9 | 0 | 16.1 | 21 | 11 | 9 | 4 | 4 | 13 | 1 | 0 | 1 | 1.53 | 11.57 | 2.20 | 2.20 | 7.16 | 6.06 | 3.25 |
| 1975 | Montreal Expos | NL | MLB | MON | 21 | 30 | 4 | 3 | 3.54 | 34 | 7 | 0 | 0 | 27 | 5 | 0 | 76.1 | 84 | 37 | 30 | 3 | 41 | 43 | 6 | 0 | 5 | 1.64 | 9.90 | 0.35 | 4.83 | 5.07 | 4.36 | 1.05 |
| 1976 | Montreal Expos | NL | MLB | MON | 21 | 31 | 2 | 2 | 4.95 | 31 | 0 | 0 | 0 | 31 | 14 | 1 | 40.0 | 42 | 25 | 22 | 5 | 14 | 18 | 2 | 1 | 3 | 1.40 | 9.45 | 1.13 | 3.15 | 4.05 | 5.63 | 1.29 |
| 1977 | Columbus Clippers | IL | AAA | PIT | - | 32 | 6 | 8 | 3.90 | 49 | 0 | 0 | 0 | 49 | 0 | 9 | 90.0 | 97 | 53 | 39 | 5 | 36 | 42 | 3 | 0 | 0 | 1.48 | 9.70 | 0.50 | 3.60 | 4.20 | 5.30 | 1.17 |
| Tot: | MLB (8 yrs) | MLB | 33 | 26 | 3.66 | 346 | 11 | 1 | 0 | 165 | 335 | 39 | 536.1 | 522 | 248 | 218 | 46 | 245 | 297 | 23 | 3 | 30 | 1.43 | 8.76 | 0.77 | 4.11 | 4.98 | 4.16 | 1.21 | ||||
| Tot: | AL (5 yrs) | AL | 25 | 15 | 3.39 | 212 | 4 | 1 | 0 | 106 | 208 | 34 | 342.1 | 308 | 142 | 129 | 29 | 160 | 188 | 12 | 2 | 14 | 1.37 | 8.10 | 0.76 | 4.21 | 4.94 | 3.73 | 1.18 | ||||
| Tot: | NL (3 yrs) | NL | 8 | 11 | 4.13 | 134 | 7 | 0 | 0 | 59 | 127 | 5 | 194.0 | 214 | 106 | 89 | 17 | 85 | 109 | 11 | 1 | 16 | 1.54 | 9.93 | 0.79 | 3.94 | 5.06 | 4.92 | 1.28 | ||||
| Tot: | Minors (1 yrs) | Minors | 6 | 8 | 3.90 | 49 | 0 | 0 | 0 | 0 | 49 | 9 | 90.0 | 97 | 53 | 39 | 5 | 36 | 42 | 3 | 0 | 0 | 1.48 | 9.70 | 0.50 | 3.60 | 4.20 | 5.30 | 1.17 | ||||
| Tot: | AAA (1 yrs) | AAA | 6 | 8 | 3.90 | 49 | 0 | 0 | 0 | 0 | 49 | 9 | 90.0 | 97 | 53 | 39 | 5 | 36 | 42 | 3 | 0 | 0 | 1.48 | 9.70 | 0.50 | 3.60 | 4.20 | 5.30 | 1.17 | ||||
| Avg: | MLB - 162 Inning avg | MLB | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||
| Avg: | Minors - 162 Inning avg | College | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| year | team name | league | category | 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 |
| 1972 | Detroit Tigers | Championship Series | Playoffs | 27 | 0 | 0 | 0.00 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.2 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1.50 | 13.50 | 0.00 | 0.00 | 13.50 | 0.00 | 0.00 |
| Tot: | Playoffs (1 Yrs) | Playoffs | 0 | 0 | 0.00 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0.2 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1.50 | 13.50 | 0.00 | 0.00 | 13.50 | 0.00 |
| 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 |
| 1970 | Detroit Tigers | AL | MLB | DET | 39 | 25 | P | 48 | 12 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 12 | 0 | 2 | .167 | .167 | .167 | .334 | .000 | .000 | .182 | 0.00 | 8.33 | 0.00 | 0.00 | |
| 1971 | Detroit Tigers | AL | MLB | DET | 39 | 26 | P | 69 | 24 | 3 | 5 | 0 | 0 | 0 | 4 | 0 | 0 | 3 | 9 | 1 | 2 | 0 | 0 | 0 | 5 | 30 | 0 | 5 | .208 | .321 | .208 | .529 | .125 | .000 | .333 | 10.00 | 30.00 | 3.00 | 0.00 | |
| 1972 | Detroit Tigers | AL | MLB | DET | 39 | 27 | P | 57 | 22 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 8 | 0 | 1 | 0 | 0 | 0 | 2 | 24 | 0 | 2 | .091 | .130 | .091 | .221 | .045 | .000 | .143 | 4.17 | 33.33 | 8.00 | 0.00 | |
| 1974 | Houston Astros | NL | MLB | HOU | 44 | 29 | P | 53 | 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 | |
| 1975 | Houston Astros | NL | MLB | HOU | 44 | 30 | P | 16 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 100.00 | 0.00 | 0.00 | |
| 1975 | Montreal Expos | NL | MLB | MON | 21 | 30 | P | 34 | 16 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 17 | 1 | 0 | .063 | .118 | .125 | .243 | .125 | .062 | .071 | 5.88 | 11.76 | 2.00 | 0.00 | |
| 1976 | Montreal Expos | NL | MLB | MON | 21 | 31 | P | 31 | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 5 | 0 | 1 | .250 | .250 | .250 | .500 | .000 | .000 | .250 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1977 | Columbus Clippers | IL | AAA | PIT | - | 32 | P | 49 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 66.67 | 0.00 | 0.00 | |
| Tot: | MLB (6 yrs) | MLB | 308 | 82 | 5 | 11 | 1 | 0 | 0 | 4 | 0 | 0 | 5 | 23 | 1 | 4 | 0 | 0 | 0 | 12 | 92 | 1 | 10 | .134 | .193 | .146 | .340 | .073 | .012 | .186 | 5.43 | 25.00 | 4.60 | |||||||
| Tot: | AL (3 yrs) | AL | 174 | 58 | 5 | 9 | 0 | 0 | 0 | 4 | 0 | 0 | 4 | 18 | 1 | 3 | 0 | 0 | 0 | 9 | 66 | 0 | 9 | .155 | .222 | .155 | .377 | .069 | .000 | .225 | 6.06 | 27.27 | 4.50 | |||||||
| Tot: | NL (3 yrs) | NL | 134 | 24 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 5 | 0 | 1 | 0 | 0 | 0 | 3 | 26 | 1 | 1 | .083 | .120 | .125 | .245 | .083 | .042 | .105 | 3.85 | 19.23 | 5.00 | |||||||
| Tot: | Minors (1 yrs) | Minors | 49 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 66.67 | ||||||||
| Tot: | AAA (1 yrs) | AAA | 49 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 66.67 | ||||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||||
| Avg: | Minors - 162 game avg | College | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 42 | 41 | 46 | 37 | 46 | 77 | .485 |