| 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 | West Haven Yankees | East | AA | NYA | - | 21 | 4 | 4 | 5.52 | 13 | 8 | 2 | 0 | 5 | 0 | 1 | 62.0 | 73 | 44 | 38 | 7 | 26 | 18 | 6 | 0 | 0 | 1.60 | 10.60 | 1.02 | 3.77 | 2.61 | 6.39 | 0.69 |
| 1977 | Columbus Astros | Sou | AA | HOU | - | 21 | 0 | 3 | 4.76 | 15 | 3 | 0 | 0 | 12 | 0 | 0 | 34.0 | 36 | 22 | 18 | 2 | 19 | 15 | 6 | 0 | 0 | 1.62 | 9.53 | 0.53 | 5.03 | 3.97 | 5.82 | 0.79 |
| 1978 | Columbus Astros | Sou | AA | HOU | - | 22 | 9 | 5 | 2.05 | 29 | 14 | 9 | 1 | 15 | 0 | 1 | 123.0 | 125 | 44 | 28 | 4 | 39 | 53 | 4 | 0 | 5 | 1.33 | 9.15 | 0.29 | 2.85 | 3.88 | 3.22 | 1.36 |
| 1979 | Charleston Charlies | IL | AAA | HOU | - | 23 | 3 | 2 | 4.02 | 8 | 6 | 2 | 0 | 2 | 0 | 0 | 47.0 | 49 | 25 | 21 | 4 | 10 | 17 | 1 | 0 | 0 | 1.26 | 9.38 | 0.77 | 1.91 | 3.26 | 4.79 | 1.70 |
| 1979 | Houston Astros | NL | MLB | HOU | 46 | 23 | 3 | 2 | 3.76 | 26 | 7 | 3 | 2 | 19 | 4 | 1 | 67.0 | 68 | 32 | 28 | 1 | 22 | 24 | 0 | 2 | 1 | 1.34 | 9.13 | 0.13 | 2.96 | 3.22 | 4.30 | 1.09 |
| 1980 | Tucson Toros | PCL | AAA | HOU | - | 24 | 4 | 1 | 4.85 | 9 | 8 | 3 | 1 | 1 | 0 | 1 | 52.0 | 64 | 36 | 28 | 3 | 26 | 26 | 3 | 1 | 1 | 1.73 | 11.08 | 0.52 | 4.50 | 4.50 | 6.23 | 1.00 |
| 1980 | Houston Astros | NL | MLB | HOU | 46 | 24 | 0 | 1 | 5.45 | 22 | 1 | 0 | 0 | 21 | 3 | 1 | 33.0 | 40 | 21 | 20 | 2 | 12 | 18 | 0 | 1 | 0 | 1.58 | 10.91 | 0.55 | 3.27 | 4.91 | 5.73 | 1.50 |
| 1981 | Tucson Toros | PCL | AAA | HOU | - | 25 | 4 | 2 | 4.89 | 10 | 10 | 1 | 0 | 0 | 0 | 0 | 57.0 | 68 | 40 | 31 | 3 | 38 | 39 | 4 | 0 | 1 | 1.86 | 10.74 | 0.47 | 6.00 | 6.16 | 6.32 | 1.03 |
| 1982 | Portland Beavers | PCL | AAA | PIT | - | 26 | 3 | 2 | 3.83 | 8 | 6 | 2 | 0 | 2 | 2 | 0 | 44.2 | 41 | 22 | 19 | 4 | 26 | 28 | 5 | 0 | 1 | 1.50 | 8.26 | 0.81 | 5.24 | 5.64 | 4.43 | 1.08 |
| 1982 | Pittsburgh Pirates | NL | MLB | PIT | 23 | 26 | 1 | 1 | 5.09 | 20 | 0 | 0 | 0 | 20 | 8 | 1 | 35.1 | 34 | 22 | 20 | 1 | 17 | 26 | 4 | 1 | 2 | 1.44 | 8.66 | 0.25 | 4.33 | 6.62 | 5.60 | 1.53 |
| 1983 | Hawaii Islanders | PCL | AAA | PIT | - | 27 | 2 | 3 | 4.24 | 16 | 14 | 0 | 0 | 2 | 1 | 0 | 87.0 | 95 | 49 | 41 | 4 | 45 | 52 | 8 | 0 | 5 | 1.61 | 9.83 | 0.41 | 4.66 | 5.38 | 5.07 | 1.16 |
| 1983 | Pittsburgh Pirates | NL | MLB | PIT | 46 | 27 | 0 | 1 | 9.22 | 8 | 1 | 0 | 0 | 7 | 4 | 0 | 13.2 | 20 | 14 | 14 | 2 | 7 | 8 | 3 | 0 | 1 | 1.98 | 13.17 | 1.32 | 4.61 | 5.27 | 9.22 | 1.14 |
| 1984 | Denver Zephyrs | Amer | AAA | CHA | - | 28 | 10 | 12 | 5.86 | 32 | 29 | 9 | 1 | 3 | 1 | 0 | 190.1 | 235 | 136 | 124 | 14 | 86 | 110 | 12 | 0 | 4 | 1.69 | 11.11 | 0.66 | 4.07 | 5.20 | 6.43 | 1.28 |
| 1984 | Chicago White Sox | AL | MLB | CHA | 28 | 28 | 0 | 0 | 1.69 | 5 | 0 | 0 | 0 | 5 | 3 | 0 | 5.1 | 5 | 1 | 1 | 0 | 5 | 5 | 1 | 0 | 0 | 1.88 | 8.44 | 0.00 | 8.44 | 8.44 | 1.69 | 1.00 |
| 1985 | Tidewater Tides | IL | AAA | NYN | - | 29 | 11 | 6 | 2.76 | 30 | 19 | 4 | 1 | 11 | 3 | 0 | 159.2 | 152 | 65 | 49 | 8 | 51 | 76 | 7 | 0 | 0 | 1.27 | 8.57 | 0.45 | 2.87 | 4.28 | 3.66 | 1.49 |
| 1985 | New York Mets | NL | MLB | NYN | 46 | 29 | 0 | 0 | 0.00 | 4 | 0 | 0 | 0 | 4 | 0 | 0 | 4.2 | 5 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 1.07 | 9.64 | 0.00 | 0.00 | 3.86 | 0.00 | 0.00 |
| 1986 | Tidewater Tides | IL | AAA | NYN | - | 30 | 3 | 1 | 3.23 | 7 | 7 | 1 | 1 | 0 | 0 | 0 | 39.0 | 38 | 14 | 14 | 5 | 18 | 18 | 1 | 0 | 3 | 1.44 | 8.77 | 1.15 | 4.15 | 4.15 | 3.23 | 1.00 |
| 1986 | New York Mets | NL | MLB | NYN | 40 | 30 | 2 | 3 | 3.79 | 31 | 1 | 0 | 0 | 30 | 11 | 0 | 35.2 | 44 | 17 | 15 | 2 | 12 | 18 | 2 | 0 | 0 | 1.57 | 11.10 | 0.50 | 3.03 | 4.54 | 4.29 | 1.50 |
| 1987 | Portland Beavers | PCL | AAA | MIN | - | 31 | 4 | 7 | 4.15 | 32 | 8 | 3 | 0 | 24 | 11 | 1 | 104.0 | 105 | 64 | 48 | 7 | 45 | 43 | 5 | 0 | 5 | 1.44 | 9.09 | 0.61 | 3.89 | 3.72 | 5.54 | 0.96 |
| 1987 | Minnesota Twins | AL | MLB | MIN | 19 | 31 | 1 | 0 | 8.44 | 6 | 0 | 0 | 0 | 6 | 3 | 0 | 5.1 | 3 | 5 | 5 | 0 | 7 | 1 | 1 | 0 | 2 | 1.88 | 5.06 | 0.00 | 11.81 | 1.69 | 8.44 | 0.14 |
| 1988 | Tidewater Tides | IL | AAA | NYN | 39 | 32 | 0 | 1 | 10.45 | 9 | 1 | 0 | 0 | 8 | 0 | 0 | 10.1 | 19 | 14 | 12 | 0 | 5 | 5 | 0 | 0 | 0 | 2.32 | 16.55 | 0.00 | 4.35 | 4.35 | 12.19 | 1.00 |
| Tot: | MLB (8 yrs) | MLB | 7 | 8 | 4.64 | 122 | 10 | 3 | 2 | 36 | 112 | 3 | 200.0 | 219 | 112 | 103 | 8 | 82 | 102 | 11 | 4 | 6 | 1.51 | 9.86 | 0.36 | 3.69 | 4.59 | 5.04 | 1.24 | ||||
| Tot: | NL (6 yrs) | NL | 6 | 8 | 4.61 | 111 | 10 | 3 | 2 | 30 | 101 | 3 | 189.1 | 211 | 106 | 97 | 8 | 70 | 96 | 9 | 4 | 4 | 1.48 | 10.03 | 0.38 | 3.33 | 4.56 | 5.04 | 1.37 | ||||
| Tot: | AL (2 yrs) | AL | 1 | 0 | 5.06 | 11 | 0 | 0 | 0 | 6 | 11 | 0 | 10.2 | 8 | 6 | 6 | 0 | 12 | 6 | 2 | 0 | 2 | 1.88 | 6.75 | 0.00 | 10.13 | 5.06 | 5.06 | 0.50 | ||||
| Tot: | Minors (12 yrs) | Minors | 57 | 49 | 4.20 | 218 | 133 | 36 | 5 | 18 | 85 | 4 | 1010.0 | 1100 | 575 | 471 | 65 | 434 | 500 | 62 | 1 | 25 | 1.52 | 9.80 | 0.58 | 3.87 | 4.46 | 5.12 | 1.15 | ||||
| Tot: | AA (2 yrs) | AA | 13 | 12 | 3.45 | 57 | 25 | 11 | 1 | 0 | 32 | 2 | 219.0 | 234 | 110 | 84 | 13 | 84 | 86 | 16 | 0 | 5 | 1.45 | 9.62 | 0.53 | 3.45 | 3.53 | 4.52 | 1.02 | ||||
| Tot: | AAA (10 yrs) | AAA | 44 | 37 | 4.40 | 161 | 108 | 25 | 4 | 18 | 53 | 2 | 791.0 | 866 | 465 | 387 | 52 | 350 | 414 | 46 | 1 | 20 | 1.54 | 9.85 | 0.59 | 3.98 | 4.71 | 5.29 | 1.18 | ||||
| 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 |
| 1979 | Houston Astros | NL | MLB | HOU | 46 | 23 | P | 26 | 15 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 6 | 0 | 1 | 0 | 0 | 1 | 2 | 17 | 0 | 2 | .133 | .188 | .133 | .321 | .067 | .000 | .222 | 5.88 | 35.29 | 6.00 | 0.00 | |
| 1980 | Houston Astros | NL | MLB | HOU | 46 | 24 | P | 22 | 6 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 6 | 0 | 2 | .333 | .333 | .333 | .666 | .000 | .000 | .333 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1982 | Pittsburgh Pirates | NL | MLB | PIT | 23 | 26 | P | 20 | 2 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 0 | 2 | 1.000 | 1.000 | 1.000 | 2.000 | .000 | .000 | 1.000 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1983 | Hawaii Islanders | PCL | AAA | PIT | - | 27 | P | 16 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 20.00 | 0.00 | 0.00 | |
| 1983 | Pittsburgh Pirates | NL | MLB | PIT | 46 | 27 | P | 8 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1985 | Tidewater Tides | IL | AAA | NYN | - | 29 | P | 30 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 4 | 0 | 1 | .333 | .333 | .333 | .666 | .000 | .000 | .333 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1986 | Tidewater Tides | IL | AAA | NYN | - | 30 | P | 7 | 4 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 5 | 0 | 2 | .500 | .600 | .500 | 1.100 | .250 | .000 | .667 | 20.00 | 20.00 | 1.00 | 0.00 | |
| 1986 | New York Mets | NL | MLB | NYN | 40 | 30 | P | 31 | 6 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 7 | 0 | 2 | .333 | .429 | .333 | .762 | .167 | .000 | .400 | 14.29 | 14.29 | 1.00 | 0.00 | |
| Tot: | MLB (5 yrs) | MLB | 107 | 30 | 2 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 7 | 0 | 1 | 0 | 0 | 2 | 8 | 33 | 0 | 8 | .267 | .313 | .267 | .579 | .067 | .000 | .348 | 6.06 | 21.21 | 3.50 | |||||||
| Tot: | NL (5 yrs) | NL | 107 | 30 | 2 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 7 | 0 | 1 | 0 | 0 | 2 | 8 | 33 | 0 | 8 | .267 | .313 | .267 | .579 | .067 | .000 | .348 | 6.06 | 21.21 | 3.50 | |||||||
| Tot: | Minors (4 yrs) | Minors | 81 | 17 | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 0 | 1 | 0 | 0 | 0 | 3 | 19 | 0 | 3 | .176 | .222 | .176 | .399 | .059 | .000 | .214 | 5.26 | 15.79 | 3.00 | |||||||
| Tot: | AA (1 yrs) | AA | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||||||||||
| Tot: | AAA (3 yrs) | AAA | 53 | 17 | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 0 | 1 | 0 | 0 | 0 | 3 | 19 | 0 | 3 | .176 | .222 | .176 | .399 | .059 | .000 | .214 | 5.26 | 15.79 | 3.00 | |||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||||
| Avg: | Minors - 162 game avg | College | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 26 | 53 | 36 | 35 | 36 | 41 | .521 |