P · 9 seasons · 1973 – 1981 · B/T: R/R
Few careers score higher: Jesse Jefferson sits 1st of 0 pitchers all-time in roto value, built over 9 seasons. The peak came in 1977, +0.2, 134th that season and 17519th of 51,303 player-seasons on record. The value came from strikeouts (+0.6). It leaked back out through ERA (-10.8), WHIP (-9.8) and wins (-2.0).
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1973 | BAL | 18 | -2.31 | #459 | #88,875 |
| 1974★ | BAL | 20 | -2.25 | #476 | #81,812 |
| 1975 | CWS | 26 | -2.32 | #470 | #89,527 |
| 1976 | CWS | 19 | -2.33 | #467 | #90,267 |
| 1977 | TOR | 33 | -2.33 | #487 | #90,477 |
| 1978 | TOR | 31 | -2.28 | #483 | #85,322 |
| 1979 | TOR | 34 | -2.29 | #466 | #87,119 |
| 1980 | TOR | 30 | -2.32 | #723 | #89,860 |
| 1981 | CAL | 26 | -2.26 | #504 | #83,137 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1973 | BAL | 18 | -1.58 | #178 | #27,235 |
| 1974 | BAL | 20 | -2.85 | #293 | #43,706 |
| 1975 | CWS | 26 | -3.87 | #331 | #49,624 |
| 1976 | CWS | 19 | -7.14 | #325 | #51,283 |
| 1977★ | TOR | 33 | 0.21 | #134 | #17,519 |
| 1978 | TOR | 31 | -1.52 | #195 | #26,775 |
| 1979 | TOR | 34 | -4.59 | #380 | #50,679 |
| 1980 | TOR | 30 | -2.88 | #302 | #44,035 |
| 1981 | CAL | 26 | -1.48 | #208 | #26,497 |
★ Best season by Z