| 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 |
| 1987 | California | Pac10 | NCAA-1 | Fr | 18 | 0 | 0 | 0.00 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1988 | California | Pac10 | NCAA-1 | 19 | 5 | 1 | 3.51 | 11 | 8 | 4 | 0 | 3 | 0 | 1 | 66.2 | 59 | 29 | 26 | 3 | 22 | 33 | 5 | 0 | 4 | 1.21 | 7.96 | 0.40 | 2.97 | 4.45 | 3.91 | 1.50 | ||
| 1989 | California | Pac10 | NCAA-1 | Jr | 20 | 6 | 4 | 3.42 | 14 | 13 | 4 | 0 | 1 | 0 | 0 | 97.1 | 94 | 46 | 37 | 0 | 47 | 62 | 0 | 0 | 0 | 1.45 | 8.69 | 0.00 | 4.35 | 5.73 | 4.25 | 1.32 | |
| 1990 | California | Pac10 | NCAA-1 | Sr | 21 | 2 | 10 | 6.75 | 21 | 14 | 1 | 0 | 7 | 0 | 0 | 86.2 | 130 | 83 | 65 | 0 | 36 | 43 | 0 | 0 | 0 | 1.92 | 13.50 | 0.00 | 3.74 | 4.47 | 8.62 | 1.19 | |
| Tot: | College (4 yrs) | College | 13 | 15 | 4.60 | 46 | 35 | 9 | 0 | 0 | 11 | 1 | 250.2 | 283 | 158 | 128 | 3 | 105 | 138 | 5 | 0 | 4 | 1.55 | 10.16 | 0.11 | 3.77 | 4.95 | 5.67 | 1.31 | ||||
| Avg: | College - 162 Inning avg | College | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 19 | 39 | 21 | 27 | 21 | 48 | .524 |