| 1978 | Waterloo | Midw | A | 22 | 0 | 0 | 0 | 0 | 0 | 134 | 0 | 0 | 0 | 0 | 0 | -- | -- | -- | -- | -- | .928 | -- | -- | -- | -- | 191 | 412 | 47 |
| 1979 | Tacoma | PCL | AAA | 23 | 0 | 0 | 0 | 0 | 0 | 132 | 0 | 0 | 0 | 0 | 0 | -- | -- | -- | -- | -- | .958 | -- | -- | -- | -- | 269 | 409 | 30 |
| 1980 | Cleveland | AL | MLB | 24 | 0 | 0 | 0 | 29 | 4 | 73 | 0 | 0 | 0 | 0 | 2 | -- | -- | -- | .961 | 1.000 | .971 | -- | -- | -- | -- | 146 | 263 | 13 |
| 1981 | Cleveland | AL | MLB | 25 | 0 | 0 | 0 | 3 | 3 | 34 | 0 | 0 | 0 | 0 | 1 | -- | -- | -- | .800 | .800 | .970 | -- | -- | -- | -- | 35 | 70 | 5 |
| 1982 | Char., W.Va. | IL | AAA | 26 | 0 | 0 | 0 | 0 | 0 | 30 | 0 | 0 | 0 | 0 | 0 | -- | -- | -- | -- | -- | .957 | -- | -- | -- | -- | 71 | 107 | 8 |
| | Cleveland | AL | MLB | 26 | 0 | 0 | 0 | 0 | 3 | 77 | 0 | 0 | 0 | 0 | 0 | -- | -- | -- | -- | .875 | .957 | -- | -- | -- | -- | 120 | 244 | 17 |
| 1983 | Chi White Sox | AL | MLB | 27 | 0 | 0 | 0 | 0 | 9 | 118 | 0 | 0 | 0 | 0 | 0 | -- | -- | -- | -- | 1.000 | .966 | -- | -- | -- | -- | 141 | 258 | 14 |
| 1984 | Chi White Sox | AL | MLB | 28 | 0 | 0 | 0 | 1 | 14 | 76 | 0 | 0 | 0 | 0 | 1 | -- | -- | -- | -- | .875 | .974 | -- | -- | -- | -- | 69 | 160 | 7 |
| 1985 | Hawaii | PCL | AAA | 29 | 0 | 0 | 0 | 7 | 34 | 10 | 0 | 0 | 0 | 0 | 0 | -- | -- | -- | .964 | .947 | .975 | -- | -- | -- | -- | 48 | 90 | 6 |
| | Pittsburgh | NL | MLB | 29 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | -- | -- | -- | -- | -- | .900 | -- | -- | -- | -- | 4 | 5 | 1 |
| 1986 | Calgary | PCL | AAA | 30 | 0 | 0 | 0 | 12 | 80 | 22 | 0 | 0 | 0 | 0 | 0 | -- | -- | -- | 1.000 | .932 | .989 | -- | -- | -- | -- | 97 | 247 | 15 |
Minor League Totals | 0 | 0 | 0 | 19 | 114 | 328 | 0 | 0 | 0 | 0 | 0 | -- | -- | -- | .989 | .936 | .948 | -- | -- | -- | -- | 676 | 1265 | 106 |