F · 7 seasons · 1968-69 – 1976-77
| Season ↑ | Tm | GP | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1968-69 | CIN | 56 | -3.15 | #122 | #17,470 |
| 1969-70★ | CIN | 73 | -0.75 | #78 | #11,828 |
| 1971-72 | PHL | 74 | -1.34 | #104 | #13,031 |
| 1972-73 | DET | 63 | -3.10 | #159 | #17,304 |
| 1973-74 | CLE | 58 | -3.76 | #154 | #19,512 |
| 1974-75 | CLE | 73 | -3.99 | #156 | #20,364 |
| 1976-77 | BUF | 59 | -4.89 | #227 | #24,243 |
★ Best season by Z (season totals)