P · 14 seasons · 1969 – 1982 · B/T: L/L
Bill Lee ranks 1st of 0 pitchers by career roto value, one of the highest totals the site records. 1973 was the high-water mark, worth +6.5, 18th that season and 3549th of 51,303 player-seasons on record. On the credit side, wins (+7.4) and ERA (+1.5). On the debit side, WHIP (-1.7) and strikeouts (-1.7).
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1969 | BOS | 20 | -2.44 | #725 | #97,163 |
| 1970 | BOS | 11 | -2.53 | #742 | #100,659 |
| 1971 | BOS | 47 | -2.34 | #589 | #91,183 |
| 1972 | BOS | 47 | -1.99 | #399 | #51,733 |
| 1973 | BOS | 38 | -2.31 | #459 | #88,875 |
| 1974 | BOS | 38 | -2.25 | #476 | #81,812 |
| 1975 | BOS | 41 | -2.32 | #470 | #89,527 |
| 1976 | BOS | 26 | -2.29 | #448 | #86,924 |
| 1977 | BOS | 27 | -2.33 | #487 | #90,477 |
| 1978 | BOS | 28 | -2.28 | #483 | #85,322 |
| 1979 | MON | 33 | -2.37 | #735 | #93,441 |
| 1980 | MON | 25 | -2.44 | #804 | #97,192 |
| 1981★ | MON | 31 | -1.43 | #357 | #41,141 |
| 1982 | MON | 7 | -2.23 | #491 | #80,431 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1969 | BOS | 20 | -2.62 | #280 | #40,949 |
| 1970 | BOS | 11 | -2.49 | #258 | #38,966 |
| 1971 | BOS | 47 | 0.81 | #108 | #15,306 |
| 1972 | BOS | 47 | 0.53 | #111 | #16,290 |
| 1973★ | BOS | 38 | 6.53 | #18 | #3,549 |
| 1974 | BOS | 38 | 2.13 | #75 | #11,196 |
| 1975 | BOS | 41 | 1.82 | #78 | #12,118 |
| 1976 | BOS | 24 | -3.85 | #308 | #49,573 |
| 1977 | BOS | 27 | -1.05 | #182 | #23,671 |
| 1978 | BOS | 28 | -0.47 | #164 | #20,585 |
| 1979 | MON | 33 | 5.34 | #37 | #4,976 |
| 1980 | MON | 24 | -3.34 | #338 | #47,610 |
| 1981 | MON | 31 | 2.99 | #65 | #9,100 |
| 1982 | MON | 7 | -2.79 | #292 | #43,073 |
★ Best season by Z