G · 5 seasons · 1973-74 – 1977-78
| Season ↑ | Tm | GP | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1973-74 | HOU | 81 | 0.39 | #85 | #9,677 |
| 1974-75★ | HOU | 80 | 5.28 | #31 | #2,879 |
| 1975-76 | HOU | 72 | 4.24 | #43 | #3,882 |
| 1976-77 | HOU | 37 | -4.56 | #221 | #23,229 |
| 1977-78 | HOU | 68 | -1.44 | #145 | #13,258 |
★ Best season by Z (season totals)