P · 7 seasons · 1970 – 1977 · B/T: R/R
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1970 | WS2 | 24 | -2.34 | #636 | #91,246 |
| 1971 | WS2 | 14 | -2.40 | #635 | #95,136 |
| 1973 | TEX | 25 | -2.31 | #459 | #88,838 |
| 1974★ | TEX | 35 | -2.25 | #476 | #81,775 |
| 1975 | CLE | 42 | -2.32 | #470 | #89,490 |
| 1976 | CLE | 32 | -2.33 | #467 | #90,229 |
| 1977 | MON | 42 | -3.13 | #883 | #109,415 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1970 | WS2 | 24 | -1.78 | #206 | #29,006 |
| 1971 | WS2 | 14 | -3.86 | #332 | #49,463 |
| 1973 | TEX | 25 | -1.39 | #166 | #25,848 |
| 1974★ | TEX | 35 | 2.21 | #73 | #10,965 |
| 1975 | TEX | 42 | -1.24 | #174 | #24,835 |
| 1976 | CLE | 32 | -0.93 | #153 | #22,963 |
| 1977 | MON | 42 | -0.32 | #164 | #19,890 |
★ Best season by Z