Interpreted as:
pirates pitchers with 20 or more wins in a season since 1950| NAME | W | SEASON | TM | L | W% | G | 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 |  | M. Dickson | 20 | 1951 |  PIT | 16 | .556 | 45 | 35 | 4.02 | 112 | 19 | 3 | 2 | 288.2 | 294 | 129 | 151 | 32 | 101 | 6 | 9 | 1,241 | 1 | 3.49 | 3.15 | 1.11 | 1.00 | 9.0 | 8.1 | 1.37 | .265 | 4.71 | 97 | 4.26 | 100 | 9.17 | 0.9 | |
| 2 | | B. Friend | 22 | 1958 | PIT | 14 | .611 | 38 | 38 | 3.68 | 135 | 16 | 1 | 0 | 274.0 | 299 | 112 | 120 | 25 | 61 | 4 | 0 | 11 | 1,146 | 4 | 4.43 | 2.00 | 2.21 | 0.82 | 11.8 | 5.3 | 1.31 | .298 | 3.94 | 95 | 3.39 | 88 | 9.82 | 13.8 |
| 3 | | V. Law | 20 | 1960 | PIT | 9 | .690 | 35 | 35 | 3.08 | 120 | 18 | 3 | 0 | 271.2 | 266 | 93 | 104 | 25 | 40 | 4 | 0 | 8 | 1,091 | 2 | 3.98 | 1.33 | 3.00 | 0.83 | 11.0 | 3.7 | 1.13 | .267 | 3.45 | 83 | 3.33 | 92 | 8.81 | 8.3 |
| 4 | | J. Candelaria | 20 | 1977 | PIT | 5 | .800 | 33 | 33 | 2.34 | 133 | 6 | 1 | 0 | 230.2 | 197 | 60 | 64 | 29 | 50 | 2 | 0 | 2 | 917 | 1 | 5.19 | 1.95 | 2.66 | 1.13 | 14.5 | 5.5 | 1.07 | .239 | 2.50 | 59 | 3.89 | 98 | 7.69 | 1.7 |
| 5 | | D. Drabek | 22 | 1990 | PIT | 6 | .786 | 33 | 33 | 2.76 | 131 | 9 | 3 | 0 | 231.1 | 190 | 71 | 78 | 15 | 56 | 3 | 0 | 2 | 918 | 6 | 5.10 | 2.18 | 2.34 | 0.58 | 14.3 | 6.1 | 1.06 | .245 | 3.03 | 75 | 3.27 | 87 | 7.39 | 12.2 |
| 6 | | J. Smiley | 20 | 1991 | PIT | 8 | .714 | 33 | 32 | 3.08 | 129 | 2 | 1 | 0 | 207.2 | 194 | 71 | 78 | 17 | 44 | 3 | 0 | 0 | 836 | 3 | 5.59 | 1.91 | 2.93 | 0.74 | 15.4 | 5.3 | 1.15 | .275 | 3.38 | 85 | 3.35 | 90 | 8.41 | 8.2 |
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