| 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 |
| 1974 | Kansas City Royals | AL | MLB | KCA | 38 | 25 | 0 | 0 | 5.63 | 8 | 1 | 0 | 0 | 7 | 5 | 0 | 16.0 | 21 | 12 | 10 | 0 | 10 | 5 | 1 | 0 | 0 | 1.94 | 11.81 | 0.00 | 5.63 | 2.81 | 6.75 | 0.50 |
| 1978 | Springfield Redbirds | Amer | AAA | SLN | - | 29 | 6 | 6 | 3.55 | 34 | 0 | 0 | 0 | 34 | 0 | 9 | 76.0 | 72 | 37 | 30 | 5 | 39 | 81 | 5 | 0 | 2 | 1.46 | 8.53 | 0.59 | 4.62 | 9.59 | 4.38 | 2.08 |
| 1978 | St. Louis Cardinals | NL | MLB | SLN | 39 | 29 | 4 | 2 | 4.29 | 25 | 4 | 0 | 0 | 21 | 4 | 0 | 65.0 | 52 | 35 | 31 | 4 | 32 | 46 | 5 | 0 | 1 | 1.29 | 7.20 | 0.55 | 4.43 | 6.37 | 4.85 | 1.44 |
| 1979 | Detroit Tigers | AL | MLB | DET | 29 | 30 | 10 | 5 | 2.41 | 61 | 0 | 0 | 0 | 61 | 49 | 21 | 127.0 | 95 | 37 | 34 | 12 | 51 | 106 | 3 | 0 | 3 | 1.15 | 6.73 | 0.85 | 3.61 | 7.51 | 2.62 | 2.08 |
| 1980 | Detroit Tigers | AL | MLB | DET | 29 | 31 | 13 | 6 | 3.77 | 67 | 1 | 0 | 0 | 66 | 59 | 21 | 124.0 | 125 | 56 | 52 | 15 | 45 | 97 | 6 | 1 | 3 | 1.37 | 9.07 | 1.09 | 3.27 | 7.04 | 4.06 | 2.16 |
| 1981 | Detroit Tigers | AL | MLB | DET | 29 | 32 | 5 | 2 | 3.64 | 29 | 3 | 0 | 0 | 26 | 19 | 3 | 81.2 | 70 | 34 | 33 | 8 | 31 | 53 | 0 | 1 | 2 | 1.24 | 7.71 | 0.88 | 3.42 | 5.84 | 3.75 | 1.71 |
| 1982 | Detroit Tigers | AL | MLB | DET | 29 | 33 | 3 | 1 | 5.27 | 19 | 0 | 0 | 0 | 19 | 9 | 3 | 41.0 | 41 | 27 | 24 | 8 | 19 | 26 | 4 | 0 | 0 | 1.46 | 9.00 | 1.76 | 4.17 | 5.71 | 5.93 | 1.37 |
| 1983 | Detroit Tigers | AL | MLB | DET | 29 | 34 | 9 | 8 | 2.81 | 57 | 0 | 0 | 0 | 57 | 46 | 18 | 115.1 | 87 | 36 | 36 | 12 | 49 | 90 | 7 | 1 | 1 | 1.18 | 6.79 | 0.94 | 3.82 | 7.02 | 2.81 | 1.84 |
| 1984 | Detroit Tigers | AL | MLB | DET | 29 | 35 | 10 | 1 | 2.94 | 71 | 0 | 0 | 0 | 71 | 41 | 14 | 137.2 | 109 | 51 | 45 | 16 | 52 | 94 | 3 | 1 | 2 | 1.17 | 7.13 | 1.05 | 3.40 | 6.15 | 3.33 | 1.81 |
| 1985 | Detroit Tigers | AL | MLB | DET | 29 | 36 | 3 | 7 | 4.80 | 51 | 0 | 0 | 0 | 51 | 22 | 5 | 86.1 | 82 | 50 | 46 | 15 | 41 | 53 | 4 | 0 | 1 | 1.42 | 8.55 | 1.56 | 4.27 | 5.53 | 5.21 | 1.29 |
| 1986 | Houston Astros | NL | MLB | HOU | 35 | 37 | 3 | 3 | 3.46 | 45 | 0 | 0 | 0 | 45 | 22 | 7 | 78.0 | 64 | 32 | 30 | 6 | 25 | 44 | 0 | 0 | 0 | 1.14 | 7.38 | 0.69 | 2.88 | 5.08 | 3.69 | 1.76 |
| 1987 | Houston Astros | NL | MLB | HOU | 35 | 38 | 2 | 1 | 4.50 | 26 | 0 | 0 | 0 | 26 | 5 | 1 | 38.0 | 39 | 22 | 19 | 6 | 12 | 21 | 1 | 0 | 2 | 1.34 | 9.24 | 1.42 | 2.84 | 4.97 | 5.21 | 1.75 |
| Tot: | MLB (11 yrs) | MLB | 62 | 36 | 3.56 | 459 | 9 | 0 | 0 | 281 | 450 | 93 | 910.0 | 785 | 392 | 360 | 102 | 367 | 635 | 34 | 4 | 15 | 1.27 | 7.76 | 1.01 | 3.63 | 6.28 | 3.88 | 1.73 | ||||
| Tot: | AL (8 yrs) | AL | 53 | 30 | 3.46 | 363 | 5 | 0 | 0 | 250 | 358 | 85 | 729.0 | 630 | 303 | 280 | 86 | 298 | 524 | 28 | 4 | 12 | 1.27 | 7.78 | 1.06 | 3.68 | 6.47 | 3.74 | 1.76 | ||||
| Tot: | NL (3 yrs) | NL | 9 | 6 | 3.98 | 96 | 4 | 0 | 0 | 31 | 92 | 8 | 181.0 | 155 | 89 | 80 | 16 | 69 | 111 | 6 | 0 | 3 | 1.24 | 7.71 | 0.80 | 3.43 | 5.52 | 4.43 | 1.61 | ||||
| Tot: | Minors (1 yrs) | Minors | 6 | 6 | 3.55 | 34 | 0 | 0 | 0 | 0 | 34 | 9 | 76.0 | 72 | 37 | 30 | 5 | 39 | 81 | 5 | 0 | 2 | 1.46 | 8.53 | 0.59 | 4.62 | 9.59 | 4.38 | 2.08 | ||||
| Tot: | AAA (1 yrs) | AAA | 6 | 6 | 3.55 | 34 | 0 | 0 | 0 | 0 | 34 | 9 | 76.0 | 72 | 37 | 30 | 5 | 39 | 81 | 5 | 0 | 2 | 1.46 | 8.53 | 0.59 | 4.62 | 9.59 | 4.38 | 2.08 | ||||
| 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 |
| 1984 | Detroit Tigers | Championship Series | Playoffs | 35 | 1 | 0 | 0.00 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3.0 | 4 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 1.67 | 12.00 | 0.00 | 3.00 | 6.00 | 0.00 | 2.00 |
| 1984 | Detroit Tigers | World Series | Playoffs | 35 | 1 | 0 | 0.00 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 3.0 | 1 | 0 | 0 | 0 | 1 | 4 | 0 | 0 | 0 | 0.67 | 3.00 | 0.00 | 3.00 | 12.00 | 0.00 | 4.00 |
| 1986 | Houston Astros | Championship Series | Playoffs | 37 | 0 | 1 | 8.10 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 3.1 | 7 | 0 | 3 | 0 | 4 | 3 | 0 | 0 | 0 | 3.30 | 18.90 | 0.00 | 10.80 | 8.10 | 0.00 | 0.75 |
| Tot: | Playoffs (2 Yrs) | Playoffs | 2 | 1 | 2.89 | 5 | 0 | 0 | 0 | 0 | 5 | 0 | 9.1 | 12 | 0 | 3 | 0 | 6 | 9 | 0 | 0 | 0 | 1.93 | 11.57 | 0.00 | 5.79 | 8.68 | 0.00 | 1.50 |
| 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 |
| 1978 | St. Louis Cardinals | NL | MLB | SLN | 39 | 29 | P | 25 | 14 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 2 | 0 | 0 | 0 | 3 | 16 | 0 | 3 | .214 | .214 | .214 | .428 | .000 | .000 | .375 | 0.00 | 37.50 | 0.00 | 0.00 | |
| 1986 | Houston Astros | NL | MLB | HOU | 35 | 37 | P | 45 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 1 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 60.00 | 0.00 | 0.00 | |
| 1987 | Houston Astros | NL | MLB | HOU | 35 | 38 | P | 26 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 50.00 | 0.00 | 0.00 | |
| Tot: | MLB (3 yrs) | MLB | 96 | 24 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 4 | 0 | 0 | 0 | 3 | 28 | 0 | 3 | .125 | .125 | .125 | .250 | .000 | .000 | .273 | 0.00 | 46.43 | ||||||||
| Tot: | NL (3 yrs) | NL | 96 | 24 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 4 | 0 | 0 | 0 | 3 | 28 | 0 | 3 | .125 | .125 | .125 | .250 | .000 | .000 | .273 | 0.00 | 46.43 | ||||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 67 | 40 | 68 | 59 | 68 | 72 | .518 |