P · 7 seasons · 1969 – 1977 · B/T: L/L
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1969 | KC | 34 | -3.32 | #839 | #110,271 |
| 1970 | KC | 25 | -3.13 | #834 | #109,413 |
| 1971 | KC | 14 | -2.47 | #687 | #98,464 |
| 1972 | CLE | 6 | -2.25 | #529 | #83,020 |
| 1974★ | MIN | 26 | -2.25 | #476 | #81,775 |
| 1975 | MIN | 23 | -2.32 | #470 | #89,490 |
| 1977 | MIN | 6 | -2.33 | #487 | #90,439 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1969★ | KC | 34 | 0.73 | #107 | #15,541 |
| 1970 | KC | 25 | -0.96 | #175 | #23,150 |
| 1971 | KC | 14 | -1.97 | #218 | #31,182 |
| 1972 | CLE | 6 | -2.32 | #237 | #36,381 |
| 1974 | MIN | 26 | -1.17 | #167 | #24,419 |
| 1975 | MIN | 23 | -3.42 | #317 | #47,898 |
| 1977 | MIN | 6 | -3.31 | #326 | #47,280 |
★ Best season by Z