P · 7 seasons · 1970 – 1977 · B/T: R/R
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1970 | CLE | 19 | -2.50 | #730 | #99,682 |
| 1971 | CLE | 32 | -2.06 | #405 | #59,533 |
| 1972★ | CLE | 20 | -1.19 | #306 | #38,730 |
| 1973 | TEX | 31 | -2.31 | #459 | #88,838 |
| 1974 | TEX | 1 | -2.25 | #476 | #81,775 |
| 1976 | MON | 36 | -2.54 | #746 | #100,753 |
| 1977 | OAK | 6 | -2.33 | #487 | #90,439 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1970 | CLE | 19 | -2.44 | #249 | #38,171 |
| 1971 | CLE | 31 | -2.38 | #243 | #37,205 |
| 1972★ | CLE | 16 | -0.91 | #159 | #22,821 |
| 1973 | TEX | 27 | -4.50 | #323 | #50,479 |
| 1974 | TEX | 1 | -2.84 | #290 | #43,548 |
| 1976 | MON | 36 | -2.26 | #206 | #35,430 |
| 1977 | OAK | 6 | -2.44 | #253 | #38,115 |
★ Best season by Z