Jerry Koosman played 19 seasons for 4 teams, including the Mets and White Sox. He had 222 wins, 209 losses, an ERA of 3.36 and 2,556 strikeouts. He won 1 World Series.
Interpreted as:
Jerry Koosman stats in his career| NAME | SEASON | TM | G | W | L | W% | GS | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | WHIP | BABIP | RA | ERA- | FIP | FIP- | H/9 | PRAA | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | J. Koosman | 1967 | 9 | 0 | 2 | .000 | 3 | 6.04 | 11 | 0 | 0 | 0 | 22.1 | 22 | 15 | 17 | 3 | 19 | 0 | 1 | 4 | 105 | 0 | 4.43 | 7.66 | 0.58 | 1.21 | 10.5 | 18.1 | 1.84 | .264 | 6.85 | 181 | 5.85 | 182 | 8.87 | -6.6 | |
| 2 | | J. Koosman | 1968 | 35 | 19 | 12 | .613 | 34 | 2.08 | 178 | 17 | 7 | 0 | 263.2 | 221 | 61 | 72 | 16 | 69 | 8 | 0 | 7 | 1,058 | 8 | 6.08 | 2.36 | 2.58 | 0.55 | 16.8 | 6.5 | 1.10 | .260 | 2.46 | 70 | 2.70 | 96 | 7.54 | 3.7 | |
| 3 | | J. Koosman | 1969 | 32 | 17 | 9 | .654 | 32 | 2.28 | 180 | 16 | 6 | 0 | 241.0 | 187 | 61 | 66 | 14 | 68 | 4 | 0 | 11 | 957 | 7 | 6.72 | 2.54 | 2.65 | 0.52 | 18.8 | 7.1 | 1.06 | .250 | 2.46 | 64 | 2.66 | 78 | 6.98 | 20.1 | |
| 4 | | J. Koosman | 1970 | 30 | 12 | 7 | .632 | 29 | 3.14 | 118 | 5 | 1 | 0 | 212.0 | 189 | 74 | 87 | 22 | 71 | 2 | 0 | 14 | 884 | 7 | 5.01 | 3.01 | 1.66 | 0.93 | 13.3 | 8.0 | 1.23 | .249 | 3.69 | 79 | 3.90 | 104 | 8.02 | -3.6 | |
| 5 | | J. Koosman | 1971 | 26 | 6 | 11 | .353 | 24 | 3.04 | 96 | 4 | 0 | 0 | 165.2 | 160 | 56 | 66 | 12 | 51 | 1 | 0 | 4 | 694 | 7 | 5.22 | 2.77 | 1.88 | 0.65 | 13.8 | 7.3 | 1.27 | .277 | 3.59 | 90 | 3.17 | 96 | 8.69 | 2.4 | |
| 6 | | J. Koosman | 1972 | 34 | 11 | 12 | .478 | 24 | 4.14 | 147 | 4 | 1 | 1 | 163.0 | 155 | 75 | 81 | 14 | 52 | 6 | 5 | 7 | 692 | 9 | 8.12 | 2.87 | 2.83 | 0.77 | 21.2 | 7.5 | 1.27 | .298 | 4.47 | 122 | 2.77 | 85 | 8.56 | 8.8 | |
| 7 | | J. Koosman | 1973 | 35 | 14 | 15 | .483 | 35 | 2.84 | 156 | 12 | 3 | 0 | 263.0 | 234 | 83 | 93 | 18 | 76 | 4 | 0 | 6 | 1,071 | 3 | 5.34 | 2.60 | 2.05 | 0.62 | 14.6 | 7.1 | 1.18 | .264 | 3.18 | 80 | 3.17 | 89 | 8.01 | 11.4 | |
| 8 | | J. Koosman | 1974 | 35 | 15 | 11 | .577 | 35 | 3.36 | 188 | 13 | 0 | 0 | 265.0 | 258 | 99 | 113 | 16 | 85 | 7 | 0 | 7 | 1,118 | 8 | 6.38 | 2.89 | 2.21 | 0.54 | 16.8 | 7.6 | 1.29 | .294 | 3.84 | 97 | 2.98 | 84 | 8.76 | 16.6 | |
| 9 | | J. Koosman | 1975 | 36 | 14 | 13 | .519 | 34 | 3.42 | 173 | 11 | 4 | 2 | 239.2 | 234 | 91 | 106 | 19 | 98 | 4 | 2 | 6 | 1,018 | 7 | 6.50 | 3.68 | 1.77 | 0.71 | 17.0 | 9.6 | 1.39 | .297 | 3.98 | 98 | 3.44 | 98 | 8.79 | 1.9 | |
| 10 | | J. Koosman | 1976 | 34 | 21 | 10 | .677 | 32 | 2.69 | 200 | 17 | 3 | 0 | 247.1 | 205 | 74 | 81 | 19 | 66 | 1 | 0 | 7 | 994 | 3 | 7.28 | 2.40 | 3.03 | 0.69 | 20.1 | 6.6 | 1.10 | .263 | 2.95 | 80 | 2.82 | 83 | 7.46 | 16.4 | |
| 11 | | J. Koosman | 1977 | 32 | 8 | 20 | .286 | 32 | 3.49 | 192 | 6 | 1 | 0 | 226.2 | 195 | 88 | 102 | 17 | 81 | 4 | 0 | 8 | 940 | 2 | 7.62 | 3.22 | 2.37 | 0.68 | 20.4 | 8.6 | 1.22 | .276 | 4.05 | 94 | 3.13 | 82 | 7.74 | 17.6 | |
| 12 | | J. Koosman | 1978 | 38 | 3 | 15 | .167 | 32 | 3.75 | 160 | 3 | 0 | 2 | 235.1 | 221 | 98 | 110 | 17 | 84 | 8 | 6 | 11 | 986 | 5 | 6.12 | 3.21 | 1.90 | 0.65 | 16.2 | 8.5 | 1.30 | .285 | 4.21 | 109 | 3.33 | 95 | 8.45 | 4.4 | |
| 13 | | J. Koosman | 1979 | 37 | 20 | 13 | .606 | 36 | 3.38 | 157 | 10 | 2 | 0 | 263.2 | 268 | 99 | 108 | 19 | 83 | 3 | 0 | 4 | 1,101 | 2 | 5.36 | 2.83 | 1.89 | 0.65 | 14.3 | 7.5 | 1.33 | .297 | 3.69 | 78 | 3.44 | 82 | 9.15 | 21.7 | |
| 14 | | J. Koosman | 1980 | 38 | 16 | 13 | .552 | 34 | 4.03 | 149 | 8 | 0 | 2 | 243.1 | 252 | 109 | 119 | 24 | 69 | 5 | 2 | 5 | 1,022 | 2 | 5.51 | 2.55 | 2.16 | 0.89 | 14.6 | 6.8 | 1.32 | .294 | 4.40 | 97 | 3.71 | 92 | 9.32 | 8.5 | |
| 15 | | J. Koosman | 1981 | TOT | 27 | 4 | 13 | .235 | 16 | 4.01 | 76 | 3 | 1 | 5 | 121.1 | 125 | 54 | 59 | 10 | 41 | 0 | 9 | 7 | 517 | 2 | 5.64 | 3.04 | 1.85 | 0.74 | 14.7 | 7.9 | 1.37 | .295 | 4.38 | 107 | 3.43 | 92 | 9.27 | 3.8 |
| 16 | | J. Koosman | 1982 | 42 | 11 | 7 | .611 | 19 | 3.84 | 88 | 3 | 1 | 3 | 173.1 | 194 | 74 | 81 | 9 | 38 | 2 | 12 | 3 | 726 | 4 | 4.57 | 1.97 | 2.32 | 0.47 | 12.1 | 5.2 | 1.34 | .314 | 4.21 | 93 | 3.06 | 75 | 10.07 | 20.1 | |
| 17 | | J. Koosman | 1983 | 37 | 11 | 7 | .611 | 24 | 4.77 | 90 | 2 | 1 | 2 | 169.2 | 176 | 90 | 96 | 19 | 53 | 6 | 6 | 2 | 730 | 5 | 4.77 | 2.81 | 1.70 | 1.01 | 12.3 | 7.3 | 1.35 | .279 | 5.09 | 115 | 4.18 | 104 | 9.34 | -2.7 | |
| 18 | | J. Koosman | 1984 | 36 | 14 | 15 | .483 | 34 | 3.25 | 137 | 3 | 1 | 0 | 224.0 | 232 | 81 | 95 | 8 | 60 | 3 | 0 | 5 | 950 | 6 | 5.50 | 2.41 | 2.28 | 0.32 | 14.4 | 6.3 | 1.30 | .302 | 3.82 | 91 | 2.85 | 81 | 9.32 | 17 | |
| 19 | | J. Koosman | 1985 | 19 | 6 | 4 | .600 | 18 | 4.62 | 60 | 3 | 1 | 0 | 99.1 | 107 | 51 | 56 | 14 | 34 | 3 | 0 | 3 | 433 | 2 | 5.44 | 3.08 | 1.76 | 1.27 | 13.9 | 7.9 | 1.42 | .289 | 5.07 | 125 | 4.42 | 122 | 9.69 | -9 | |
| Total | 612 | 222 | 209 | .515 | 527 | 3.36 | 2,556 | 140 | 33 | 17 | 3839.1 | 3,635 | 1,433 | 1,608 | 290 | 1,198 | 71 | 43 | 121 | 15,996 | 89 | 5.99 | 2.81 | 2.13 | 0.68 | 16.0 | 7.5 | 1.26 | .282 | 3.77 | 92 | 3.25 | 90 | 8.52 | 152.5 |
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| NL East | W | L | PCT | GB |
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83 | 57 | .593 | ||
79 | 61 | .564 | 4.0 | |
71 | 70 | .504 | 12.5 | |
67 | 75 | .472 | 17.0 | |
63 | 77 | .450 | 20.0 | |
| NL Central | W | L | PCT | GB |
87 | 54 | .617 | ||
79 | 62 | .560 | 8.0 | |
70 | 71 | .496 | 17.0 | |
69 | 72 | .489 | 18.0 | |
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| NL West | W | L | PCT | GB |
83 | 57 | .593 | ||
74 | 67 | .525 | 9.5 | |
73 | 67 | .521 | 10.0 | |
58 | 83 | .411 | 25.5 | |
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Rockies| AL East | W | L | PCT | GB |
|---|---|---|---|---|
83 | 57 | .593 | ||
80 | 60 | .571 | 3.0 | |
76 | 65 | .539 | 7.5 | |
70 | 71 | .496 | 13.5 | |
69 | 72 | .489 | 14.5 | |
| AL Central | W | L | PCT | GB |
73 | 67 | .521 | ||
70 | 70 | .500 | 3.0 | |
67 | 73 | .479 | 6.0 | |
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72 | 69 | .511 | ||
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