| 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 |
| 1978 | Oneonta Yankees | NYPL | A- | NYA | - | 21 | 0 | 1 | 4.50 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 12.0 | 14 | 8 | 6 | 1 | 9 | 13 | 0 | 0 | 0 | 1.92 | 10.50 | 0.75 | 6.75 | 9.75 | 6.00 | 1.44 |
| 1978 | Fort Lauderdale Yankees | FSL | A+ | NYA | - | 21 | 4 | 5 | 2.86 | 11 | 10 | 3 | 2 | 1 | 0 | 1 | 66.0 | 45 | 28 | 21 | 2 | 20 | 36 | 4 | 0 | 2 | 0.98 | 6.14 | 0.27 | 2.73 | 4.91 | 3.82 | 1.80 |
| 1979 | West Haven Yankees | East | AA | NYA | - | 22 | 10 | 6 | 3.81 | 23 | 23 | 8 | 2 | 0 | 0 | 0 | 144.0 | 136 | 75 | 61 | 13 | 54 | 113 | 11 | 0 | 1 | 1.32 | 8.50 | 0.81 | 3.38 | 7.06 | 4.69 | 2.09 |
| 1980 | Nashville Sounds | Sou | AA | NYA | - | 23 | 15 | 5 | 2.38 | 31 | 20 | 6 | 2 | 11 | 0 | 0 | 170.0 | 139 | 62 | 45 | 5 | 62 | 125 | 5 | 0 | 7 | 1.18 | 7.36 | 0.26 | 3.28 | 6.62 | 3.28 | 2.02 |
| 1981 | Columbus Clippers | IL | AAA | NYA | - | 24 | 8 | 6 | 3.23 | 17 | 17 | 4 | 1 | 0 | 0 | 0 | 103.0 | 85 | 45 | 37 | 14 | 37 | 57 | 5 | 2 | 0 | 1.18 | 7.43 | 1.22 | 3.23 | 4.98 | 3.93 | 1.54 |
| 1981 | New York Yankees | AL | MLB | NYA | 58 | 24 | 0 | 0 | 2.57 | 2 | 0 | 0 | 0 | 2 | 0 | 0 | 7.0 | 5 | 3 | 2 | 1 | 3 | 2 | 0 | 1 | 0 | 1.14 | 6.43 | 1.29 | 3.86 | 2.57 | 3.86 | 0.67 |
| 1982 | Phoenix Giants | PCL | AAA | SFN | - | 25 | 1 | 6 | 6.00 | 18 | 15 | 2 | 0 | 3 | 1 | 0 | 96.0 | 115 | 72 | 64 | 6 | 51 | 64 | 9 | 0 | 7 | 1.73 | 10.78 | 0.56 | 4.78 | 6.00 | 6.75 | 1.25 |
| 1982 | San Francisco Giants | NL | MLB | SFN | 28 | 25 | 1 | 0 | 0.00 | 4 | 0 | 0 | 0 | 4 | 2 | 0 | 8.0 | 5 | 1 | 0 | 0 | 1 | 4 | 0 | 0 | 1 | 0.75 | 5.63 | 0.00 | 1.13 | 4.50 | 1.13 | 4.00 |
| 1983 | San Francisco Giants | NL | MLB | SFN | 28 | 26 | 3 | 9 | 4.29 | 43 | 16 | 0 | 0 | 27 | 11 | 2 | 134.1 | 131 | 67 | 64 | 17 | 39 | 93 | 8 | 7 | 1 | 1.27 | 8.78 | 1.14 | 2.61 | 6.23 | 4.49 | 2.38 |
| 1984 | Montreal Expos | NL | MLB | MON | 37 | 27 | 3 | 4 | 2.54 | 21 | 3 | 0 | 0 | 18 | 8 | 1 | 46.0 | 37 | 14 | 13 | 2 | 15 | 39 | 1 | 2 | 0 | 1.13 | 7.24 | 0.39 | 2.93 | 7.63 | 2.74 | 2.60 |
| 1984 | Cincinnati Reds | NL | MLB | CIN | 37 | 27 | 0 | 2 | 5.48 | 9 | 3 | 0 | 0 | 6 | 2 | 0 | 23.0 | 23 | 14 | 14 | 2 | 8 | 18 | 0 | 0 | 0 | 1.35 | 9.00 | 0.78 | 3.13 | 7.04 | 5.48 | 2.25 |
| 1985 | Denver Zephyrs | Amer | AAA | CIN | - | 28 | 11 | 5 | 2.95 | 26 | 13 | 4 | 2 | 13 | 8 | 2 | 106.2 | 105 | 43 | 35 | 3 | 37 | 91 | 4 | 0 | 0 | 1.33 | 8.86 | 0.25 | 3.12 | 7.68 | 3.63 | 2.46 |
| 1985 | Cincinnati Reds | NL | MLB | CIN | 37 | 28 | 3 | 3 | 3.72 | 15 | 15 | 2 | 0 | 0 | 0 | 0 | 94.1 | 88 | 40 | 39 | 4 | 30 | 83 | 2 | 0 | 2 | 1.25 | 8.40 | 0.38 | 2.86 | 7.92 | 3.82 | 2.77 |
| 1986 | Montreal Expos | NL | MLB | MON | 27 | 29 | 10 | 5 | 2.65 | 48 | 14 | 1 | 1 | 34 | 8 | 2 | 142.2 | 114 | 49 | 42 | 9 | 55 | 104 | 5 | 4 | 2 | 1.18 | 7.19 | 0.57 | 3.47 | 6.56 | 3.09 | 1.89 |
| 1987 | Montreal Expos | NL | MLB | MON | 27 | 30 | 5 | 2 | 2.39 | 69 | 0 | 0 | 0 | 69 | 30 | 12 | 120.1 | 105 | 38 | 32 | 5 | 42 | 100 | 6 | 0 | 3 | 1.22 | 7.85 | 0.37 | 3.14 | 7.48 | 2.84 | 2.38 |
| 1988 | Montreal Expos | NL | MLB | MON | 27 | 31 | 6 | 0 | 2.76 | 63 | 0 | 0 | 0 | 63 | 24 | 4 | 91.1 | 81 | 31 | 28 | 4 | 37 | 71 | 2 | 2 | 2 | 1.29 | 7.98 | 0.39 | 3.65 | 7.00 | 3.05 | 1.92 |
| 1989 | Montreal Expos | NL | MLB | MON | 27 | 32 | 3 | 5 | 4.68 | 57 | 0 | 0 | 0 | 57 | 23 | 2 | 75.0 | 85 | 40 | 39 | 3 | 30 | 40 | 3 | 0 | 3 | 1.53 | 10.20 | 0.36 | 3.60 | 4.80 | 4.80 | 1.33 |
| 1990 | Omaha Royals | Amer | AAA | KCA | - | 33 | 2 | 1 | 3.71 | 10 | 0 | 0 | 0 | 10 | 3 | 0 | 17.0 | 22 | 7 | 7 | 0 | 5 | 17 | 0 | 0 | 1 | 1.59 | 11.65 | 0.00 | 2.65 | 9.00 | 3.71 | 3.40 |
| 1990 | San Francisco Giants | NL | MLB | SFN | 26 | 33 | 0 | 0 | 17.36 | 4 | 0 | 0 | 0 | 4 | 1 | 0 | 4.2 | 10 | 9 | 9 | 2 | 4 | 4 | 0 | 0 | 0 | 3.00 | 19.29 | 3.86 | 7.71 | 7.71 | 17.36 | 1.00 |
| 1990 | Kansas City Royals | AL | MLB | KCA | 38 | 33 | 4 | 3 | 3.09 | 24 | 11 | 0 | 0 | 13 | 2 | 1 | 78.2 | 75 | 40 | 27 | 6 | 28 | 49 | 3 | 0 | 2 | 1.31 | 8.58 | 0.69 | 3.20 | 5.61 | 4.58 | 1.75 |
| 1991 | Omaha Royals | Amer | AAA | KCA | - | 34 | 0 | 2 | 3.58 | 33 | 4 | 0 | 0 | 29 | 13 | 7 | 65.1 | 72 | 33 | 26 | 5 | 26 | 45 | 6 | 0 | 2 | 1.50 | 9.92 | 0.69 | 3.58 | 6.20 | 4.55 | 1.73 |
| 1991 | Kansas City Royals | AL | MLB | KCA | 38 | 34 | 0 | 0 | 4.50 | 4 | 0 | 0 | 0 | 4 | 1 | 0 | 8.0 | 14 | 5 | 4 | 0 | 2 | 3 | 0 | 0 | 0 | 2.00 | 15.75 | 0.00 | 2.25 | 3.38 | 5.63 | 1.50 |
| Tot: | MLB (11 yrs) | MLB | 38 | 33 | 3.38 | 363 | 62 | 3 | 1 | 112 | 301 | 24 | 833.1 | 773 | 351 | 313 | 55 | 294 | 610 | 30 | 16 | 16 | 1.28 | 8.35 | 0.59 | 3.18 | 6.59 | 3.79 | 2.07 | ||||
| Tot: | AL (3 yrs) | AL | 4 | 3 | 3.17 | 30 | 11 | 0 | 0 | 3 | 19 | 1 | 93.2 | 94 | 48 | 33 | 7 | 33 | 54 | 3 | 1 | 2 | 1.36 | 9.03 | 0.67 | 3.17 | 5.19 | 4.61 | 1.64 | ||||
| Tot: | NL (9 yrs) | NL | 34 | 30 | 3.41 | 333 | 51 | 3 | 1 | 109 | 282 | 23 | 739.2 | 679 | 303 | 280 | 48 | 261 | 556 | 27 | 15 | 14 | 1.27 | 8.26 | 0.58 | 3.18 | 6.77 | 3.69 | 2.13 | ||||
| Tot: | Minors (8 yrs) | Minors | 51 | 37 | 3.48 | 171 | 104 | 27 | 9 | 25 | 67 | 10 | 780.0 | 733 | 373 | 302 | 49 | 301 | 561 | 44 | 2 | 20 | 1.33 | 8.46 | 0.57 | 3.47 | 6.47 | 4.30 | 1.86 | ||||
| Tot: | A- (1 yrs) | A- | 0 | 1 | 4.50 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 12.0 | 14 | 8 | 6 | 1 | 9 | 13 | 0 | 0 | 0 | 1.92 | 10.50 | 0.75 | 6.75 | 9.75 | 6.00 | 1.44 | ||||
| Tot: | A+ (1 yrs) | A+ | 4 | 5 | 2.86 | 11 | 10 | 3 | 2 | 0 | 1 | 1 | 66.0 | 45 | 28 | 21 | 2 | 20 | 36 | 4 | 0 | 2 | 0.98 | 6.14 | 0.27 | 2.73 | 4.91 | 3.82 | 1.80 | ||||
| Tot: | AA (2 yrs) | AA | 25 | 11 | 3.04 | 54 | 43 | 14 | 4 | 0 | 11 | 0 | 314.0 | 275 | 137 | 106 | 18 | 116 | 238 | 16 | 0 | 8 | 1.25 | 7.88 | 0.52 | 3.32 | 6.82 | 3.93 | 2.05 | ||||
| Tot: | AAA (5 yrs) | AAA | 22 | 20 | 3.92 | 104 | 49 | 10 | 3 | 25 | 55 | 9 | 388.0 | 399 | 200 | 169 | 28 | 156 | 274 | 24 | 2 | 10 | 1.43 | 9.26 | 0.65 | 3.62 | 6.36 | 4.64 | 1.76 | ||||
| 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 |
| 1982 | San Francisco Giants | NL | MLB | SFN | 28 | 25 | P | 4 | 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 | |
| 1983 | San Francisco Giants | NL | MLB | SFN | 28 | 26 | P | 43 | 30 | 0 | 2 | 2 | 0 | 0 | 3 | 0 | 1 | 1 | 20 | 0 | 2 | 0 | 0 | 0 | 4 | 33 | 2 | 0 | .067 | .097 | .133 | .230 | .067 | .066 | .200 | 3.03 | 60.61 | 20.00 | 0.00 | |
| 1984 | Montreal Expos | NL | MLB | MON | 37 | 27 | P | 21 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 1 | 0 | 0 | 0 | 0 | 9 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 77.78 | 0.00 | 0.00 | |
| 1984 | Cincinnati Reds | NL | MLB | CIN | 37 | 27 | P | 9 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1985 | Denver Zephyrs | Amer | AAA | CIN | - | 28 | P | 26 | 10 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 10 | 0 | 1 | .100 | .100 | .100 | .200 | .000 | .000 | .143 | 0.00 | 30.00 | 0.00 | 0.00 | |
| 1985 | Cincinnati Reds | NL | MLB | CIN | 37 | 28 | P | 15 | 29 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 18 | 0 | 1 | 0 | 0 | 0 | 2 | 31 | 1 | 0 | .034 | .067 | .069 | .136 | .069 | .035 | .091 | 3.23 | 58.06 | 18.00 | 0.00 | |
| 1986 | Montreal Expos | NL | MLB | MON | 27 | 29 | P | 50 | 33 | 0 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 18 | 0 | 4 | 0 | 0 | 0 | 2 | 38 | 0 | 2 | .061 | .088 | .061 | .149 | .030 | .000 | .133 | 2.63 | 47.37 | 18.00 | 0.00 | |
| 1987 | Montreal Expos | NL | MLB | MON | 27 | 30 | P | 69 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 12 | 0 | 2 | 0 | 0 | 0 | 0 | 21 | 0 | 0 | .000 | .105 | .000 | .105 | .118 | .000 | .000 | 9.52 | 57.14 | 6.00 | 0.00 | |
| 1988 | Montreal Expos | NL | MLB | MON | 27 | 31 | P | 63 | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | .000 | .167 | .000 | .167 | .200 | .000 | .000 | 16.67 | 66.67 | 4.00 | 0.00 | |
| 1989 | Montreal Expos | NL | MLB | MON | 27 | 32 | P | 57 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 1.000 | 1.000 | 1.000 | 2.000 | .000 | .000 | 1.000 | 0.00 | 0.00 | 0.00 | 0.00 | |
| Tot: | MLB (8 yrs) | MLB | 331 | 126 | 1 | 6 | 3 | 0 | 0 | 5 | 0 | 1 | 6 | 80 | 0 | 12 | 0 | 0 | 0 | 9 | 144 | 3 | 3 | .048 | .091 | .071 | .162 | .063 | .024 | .130 | 4.17 | 55.56 | 13.33 | |||||||
| Tot: | NL (8 yrs) | NL | 331 | 126 | 1 | 6 | 3 | 0 | 0 | 5 | 0 | 1 | 6 | 80 | 0 | 12 | 0 | 0 | 0 | 9 | 144 | 3 | 3 | .048 | .091 | .071 | .162 | .063 | .024 | .130 | 4.17 | 55.56 | 13.33 | |||||||
| Tot: | Minors (1 yrs) | Minors | 26 | 10 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 10 | 0 | 1 | .100 | .100 | .100 | .200 | .000 | .000 | .143 | 0.00 | 30.00 | ||||||||
| Tot: | AAA (1 yrs) | AAA | 26 | 10 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 10 | 0 | 1 | .100 | .100 | .100 | .200 | .000 | .000 | .143 | 0.00 | 30.00 | ||||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||||
| Avg: | Minors - 162 game avg | College | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 65 | 62 | 58 | 70 | 58 | 61 | .528 |