P · 6 seasons · 2001 – 2007 · B/T: L/L
Few careers score higher: David Williams sits 1st of 0 pitchers all-time in roto value, built over 6 seasons. The peak came in 2005, +1.3, 153rd that season and 13558th of 51,303 player-seasons on record.
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 2001 | PIT | 22 | -2.65 | #1,159 | #103,809 |
| 2002 | PIT | 10 | -2.18 | #878 | #75,741 |
| 2004 | PIT | 10 | -2.30 | #1,100 | #88,027 |
| 2005 | PIT | 25 | -2.79 | #1,195 | #106,245 |
| 2006 | CIN | 14 | -2.41 | #1,151 | #95,593 |
| 2007★ | NYM | 2 | -2.11 | #949 | #65,414 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 2001 | PIT | 22 | 1.03 | #158 | #14,531 |
| 2002 | PIT | 9 | -1.49 | #319 | #26,555 |
| 2004 | PIT | 10 | -0.44 | #253 | #20,448 |
| 2005★ | PIT | 25 | 1.33 | #153 | #13,558 |
| 2006 | CIN | 14 | -2.80 | #544 | #43,237 |
| 2007 | NYM | 2 | -3.54 | #635 | #48,617 |
★ Best season by Z