| 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 |
| 1977 | Denver Bears | Amer | AAA | MON | - | 21 | 6 | 10 | 4.74 | 26 | 24 | 3 | 0 | 2 | 0 | 0 | 152.0 | 150 | 89 | 80 | 16 | 68 | 92 | 6 | 0 | 0 | 1.43 | 8.88 | 0.95 | 4.03 | 5.45 | 5.27 | 1.35 |
| 1978 | Seattle Mariners | AL | MLB | SEA | 41 | 22 | 4 | 9 | 4.12 | 52 | 2 | 0 | 0 | 50 | 23 | 4 | 111.1 | 114 | 57 | 51 | 7 | 51 | 66 | 4 | 0 | 5 | 1.48 | 9.22 | 0.57 | 4.12 | 5.34 | 4.61 | 1.29 |
| 1979 | Seattle Mariners | AL | MLB | SEA | 41 | 23 | 5 | 9 | 3.84 | 48 | 3 | 0 | 0 | 45 | 30 | 11 | 84.1 | 88 | 40 | 36 | 2 | 40 | 48 | 5 | 0 | 1 | 1.52 | 9.39 | 0.21 | 4.27 | 5.12 | 4.27 | 1.20 |
| 1980 | Seattle Mariners | AL | MLB | SEA | 41 | 24 | 7 | 7 | 3.33 | 59 | 0 | 0 | 0 | 59 | 39 | 13 | 113.2 | 103 | 44 | 42 | 3 | 63 | 68 | 2 | 1 | 3 | 1.46 | 8.16 | 0.24 | 4.99 | 5.38 | 3.48 | 1.08 |
| 1981 | Spokane Indians | PCL | AAA | SEA | - | 25 | 0 | 0 | 0.00 | 3 | 1 | 0 | 0 | 2 | 1 | 1 | 6.0 | 3 | 0 | 0 | 0 | 3 | 3 | 1 | 0 | 0 | 1.00 | 4.50 | 0.00 | 4.50 | 4.50 | 0.00 | 1.00 |
| 1981 | Seattle Mariners | AL | MLB | SEA | 41 | 25 | 4 | 6 | 3.95 | 46 | 0 | 0 | 0 | 46 | 28 | 8 | 68.1 | 64 | 31 | 30 | 1 | 38 | 35 | 8 | 0 | 1 | 1.49 | 8.43 | 0.13 | 5.00 | 4.61 | 4.08 | 0.92 |
| 1982 | New York Yankees | AL | MLB | NYA | 26,46 | 26 | 11 | 10 | 4.06 | 47 | 17 | 3 | 0 | 30 | 15 | 3 | 164.0 | 165 | 79 | 74 | 10 | 54 | 111 | 2 | 1 | 2 | 1.34 | 9.05 | 0.55 | 2.96 | 6.09 | 4.34 | 2.06 |
| 1983 | New York Yankees | AL | MLB | NYA | 26 | 27 | 14 | 14 | 3.78 | 34 | 33 | 13 | 2 | 1 | 1 | 1 | 238.1 | 246 | 111 | 100 | 19 | 79 | 124 | 5 | 1 | 3 | 1.36 | 9.29 | 0.72 | 2.98 | 4.68 | 4.19 | 1.57 |
| 1984 | New York Yankees | AL | MLB | NYA | 26 | 28 | 2 | 3 | 6.21 | 11 | 10 | 0 | 0 | 1 | 1 | 0 | 42.0 | 46 | 33 | 29 | 0 | 27 | 24 | 5 | 0 | 0 | 1.74 | 9.86 | 0.00 | 5.79 | 5.14 | 7.07 | 0.89 |
| 1984 | Philadelphia Phillies | NL | MLB | PHI | 48 | 28 | 10 | 6 | 3.81 | 18 | 18 | 3 | 0 | 0 | 0 | 0 | 120.1 | 117 | 55 | 51 | 13 | 27 | 58 | 4 | 0 | 1 | 1.20 | 8.75 | 0.97 | 2.02 | 4.34 | 4.11 | 2.15 |
| 1985 | Philadelphia Phillies | NL | MLB | PHI | 48 | 29 | 13 | 8 | 3.31 | 36 | 31 | 6 | 2 | 5 | 1 | 0 | 198.2 | 188 | 82 | 73 | 16 | 81 | 106 | 7 | 0 | 2 | 1.35 | 8.52 | 0.72 | 3.67 | 4.80 | 3.71 | 1.31 |
| 1986 | Philadelphia Phillies | NL | MLB | PHI | 28 | 30 | 11 | 7 | 3.54 | 23 | 23 | 7 | 1 | 0 | 0 | 0 | 157.2 | 166 | 67 | 62 | 13 | 50 | 73 | 1 | 1 | 1 | 1.37 | 9.48 | 0.74 | 2.85 | 4.17 | 3.82 | 1.46 |
| 1987 | Philadelphia Phillies | NL | MLB | PHI | 28 | 31 | 17 | 11 | 4.39 | 36 | 36 | 4 | 1 | 0 | 0 | 0 | 229.2 | 250 | 118 | 112 | 23 | 86 | 123 | 3 | 2 | 5 | 1.46 | 9.80 | 0.90 | 3.37 | 4.82 | 4.62 | 1.43 |
| 1988 | Philadelphia Phillies | NL | MLB | PHI | 28 | 32 | 8 | 16 | 4.18 | 32 | 32 | 4 | 1 | 0 | 0 | 0 | 198.0 | 220 | 111 | 92 | 27 | 78 | 87 | 2 | 0 | 4 | 1.51 | 10.00 | 1.23 | 3.55 | 3.95 | 5.05 | 1.12 |
| 1989 | Minnesota Twins | AL | MLB | MIN | 18 | 33 | 5 | 12 | 5.21 | 27 | 25 | 1 | 0 | 2 | 2 | 0 | 145.0 | 167 | 89 | 84 | 19 | 60 | 68 | 6 | 0 | 0 | 1.57 | 10.37 | 1.18 | 3.72 | 4.22 | 5.52 | 1.13 |
| Tot: | MLB (12 yrs) | MLB | 111 | 118 | 4.02 | 469 | 230 | 41 | 7 | 140 | 239 | 40 | 1871.1 | 1934 | 917 | 836 | 153 | 734 | 991 | 54 | 6 | 28 | 1.43 | 9.30 | 0.74 | 3.53 | 4.77 | 4.41 | 1.35 | ||||
| Tot: | NL (5 yrs) | NL | 59 | 48 | 3.88 | 145 | 140 | 24 | 5 | 1 | 5 | 0 | 904.1 | 941 | 433 | 390 | 92 | 322 | 447 | 17 | 3 | 13 | 1.40 | 9.36 | 0.92 | 3.20 | 4.45 | 4.31 | 1.39 | ||||
| Tot: | AL (8 yrs) | AL | 52 | 70 | 4.15 | 324 | 90 | 17 | 2 | 139 | 234 | 40 | 967.0 | 993 | 484 | 446 | 61 | 412 | 544 | 37 | 3 | 15 | 1.45 | 9.24 | 0.57 | 3.83 | 5.06 | 4.50 | 1.32 | ||||
| Tot: | Minors (2 yrs) | Minors | 6 | 10 | 4.56 | 29 | 25 | 3 | 0 | 1 | 4 | 1 | 158.0 | 153 | 89 | 80 | 16 | 71 | 95 | 7 | 0 | 0 | 1.42 | 8.72 | 0.91 | 4.04 | 5.41 | 5.07 | 1.34 | ||||
| Tot: | AAA (2 yrs) | AAA | 6 | 10 | 4.56 | 29 | 25 | 3 | 0 | 1 | 4 | 1 | 158.0 | 153 | 89 | 80 | 16 | 71 | 95 | 7 | 0 | 0 | 1.42 | 8.72 | 0.91 | 4.04 | 5.41 | 5.07 | 1.34 | ||||
| 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 |
| 1977 | Denver Bears | Amer | AAA | MON | - | 21 | P | 29 | 47 | 3 | 7 | 1 | 0 | 0 | 5 | 0 | 0 | 6 | 23 | 0 | 4 | 0 | 0 | 0 | 8 | 57 | 1 | 6 | .149 | .245 | .170 | .415 | .149 | .021 | .292 | 10.53 | 40.35 | 3.83 | 0.00 | |
| 1984 | Philadelphia Phillies | NL | MLB | PHI | 48 | 28 | P | 19 | 43 | 3 | 5 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 17 | 0 | 0 | 1 | 0 | 0 | 5 | 45 | 0 | 5 | .116 | .133 | .116 | .249 | .047 | .000 | .185 | 2.22 | 37.78 | 17.00 | 0.00 | |
| 1985 | Philadelphia Phillies | NL | MLB | PHI | 48 | 29 | P | 36 | 58 | 3 | 8 | 1 | 0 | 0 | 6 | 0 | 0 | 5 | 21 | 0 | 7 | 2 | 0 | 0 | 9 | 72 | 1 | 7 | .138 | .200 | .155 | .355 | .103 | .017 | .205 | 6.94 | 29.17 | 4.20 | 0.00 | |
| 1986 | Philadelphia Phillies | NL | MLB | PHI | 28 | 30 | P | 23 | 52 | 5 | 9 | 2 | 0 | 0 | 1 | 0 | 0 | 1 | 18 | 0 | 10 | 1 | 0 | 2 | 11 | 64 | 2 | 7 | .173 | .185 | .212 | .397 | .058 | .039 | .257 | 1.56 | 28.13 | 18.00 | 0.00 | |
| 1987 | Philadelphia Phillies | NL | MLB | PHI | 28 | 31 | P | 37 | 79 | 5 | 12 | 1 | 1 | 0 | 4 | 1 | 0 | 1 | 31 | 0 | 12 | 1 | 0 | 1 | 15 | 93 | 2 | 10 | .152 | .160 | .190 | .350 | .063 | .038 | .245 | 1.08 | 33.33 | 31.00 | 0.00 | |
| 1988 | Philadelphia Phillies | NL | MLB | PHI | 28 | 32 | P | 32 | 57 | 0 | 6 | 2 | 0 | 0 | 1 | 0 | 0 | 1 | 19 | 0 | 11 | 0 | 0 | 1 | 8 | 69 | 2 | 4 | .105 | .121 | .140 | .261 | .053 | .035 | .158 | 1.45 | 27.54 | 19.00 | 0.00 | |
| Tot: | MLB (5 yrs) | MLB | 147 | 289 | 16 | 40 | 6 | 1 | 0 | 13 | 2 | 0 | 9 | 106 | 0 | 40 | 5 | 0 | 4 | 48 | 343 | 7 | 33 | .138 | .162 | .166 | .328 | .066 | .028 | .213 | 2.62 | 30.90 | 11.78 | |||||||
| Tot: | NL (5 yrs) | NL | 147 | 289 | 16 | 40 | 6 | 1 | 0 | 13 | 2 | 0 | 9 | 106 | 0 | 40 | 5 | 0 | 4 | 48 | 343 | 7 | 33 | .138 | .162 | .166 | .328 | .066 | .028 | .213 | 2.62 | 30.90 | 11.78 | |||||||
| Tot: | Minors (1 yrs) | Minors | 29 | 47 | 3 | 7 | 1 | 0 | 0 | 5 | 0 | 0 | 6 | 23 | 0 | 4 | 0 | 0 | 0 | 8 | 57 | 1 | 6 | .149 | .245 | .170 | .415 | .149 | .021 | .292 | 10.53 | 40.35 | 3.83 | |||||||
| Tot: | AAA (1 yrs) | AAA | 29 | 47 | 3 | 7 | 1 | 0 | 0 | 5 | 0 | 0 | 6 | 23 | 0 | 4 | 0 | 0 | 0 | 8 | 57 | 1 | 6 | .149 | .245 | .170 | .415 | .149 | .021 | .292 | 10.53 | 40.35 | 3.83 | |||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||||
| Avg: | Minors - 162 game avg | College | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 43 | 43 | 45 | 38 | 45 | 86 | .457 |