P · 9 seasons · 1963 – 1971 · B/T: R/L
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1963 | KC1 | 1 | -2.36 | #488 | #92,577 |
| 1964★ | KC1 | 40 | -1.82 | #288 | #46,915 |
| 1965 | KC1 | 39 | -1.93 | #325 | #49,455 |
| 1966 | CLE | 32 | -2.45 | #615 | #97,450 |
| 1967 | CLE | 33 | -2.16 | #383 | #73,161 |
| 1968 | BAL | 16 | -2.31 | #461 | #88,489 |
| 1969 | SE1 | 55 | -2.41 | #713 | #95,668 |
| 1970 | ML4 | 34 | -2.40 | #678 | #94,819 |
| 1971 | MON | 13 | -2.30 | #518 | #87,677 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1963 | KC1 | 1 | -2.35 | #196 | #36,741 |
| 1964 | KC1 | 39 | -3.60 | #294 | #48,718 |
| 1965 | KC1 | 34 | -1.47 | #161 | #26,411 |
| 1966 | CLE | 32 | -0.67 | #131 | #21,520 |
| 1967★ | CLE | 33 | 1.47 | #87 | #13,122 |
| 1968 | BAL | 16 | -3.33 | #265 | #47,381 |
| 1969 | SE1 | 55 | 0.33 | #119 | #17,005 |
| 1970 | ML4 | 34 | -2.37 | #240 | #37,085 |
| 1971 | MON | 13 | -2.69 | #269 | #41,729 |
★ Best season by Z