|- | style="text-align:left;"|1975 | style="text-align:left;”|Washington | 17 || || 43.2 || .546 || || .656 || 16.2 || 3.8 || .9 || 1.2 || 10.7 |- | style="text-align:left;"|1976 | style="text-align:left;”|Washington | 7 || || 44.3 || .462 || || .542 || 12.1 || 4.0 || .9 || .6 || 7.0 |- | style="text-align:left;"|1977 | style="text-align:left;”|Washington | 9 || || 40.9 || .556 || || .583 || 11.7 || 4.9 || .9 || .7 || 7.4 |- | style="text-align:left; background:#afe6ba;"|1978† | style="text-align:left;”|Washington | 18 || || 37.6 || .530 || || .587 || 12.0 || 4.4 || .9 || .4 || 9.4 |- | style="text-align:left;"|1979 | style="text-align:left;”|Washington | 19 || || 38.7 || .494 || || .609 || 13.3 || 3.4 || .9 || .7 || 10.3 |- | style="text-align:left;"|1980 | style="text-align:left;”|Washington | 2 || || 43.5 || .500 || .000 || .667 || 14.0 || 3.5 || .0 || 1.5 || 9.0 |- class="sortbottom" | style="text-align:center;" colspan="2"|Career | 119 || || 41.1 || .493 || .000 || .608 || 14.9 || 3.8 || .8 || .7 || 10.6 Coaching Source: |- | style="text-align:left;"|Washington | style="text-align:left;"| | 55 || 30 || 25 || || style="text-align:center;"|2nd in Atlantic || 5 || 2 || 3 || | style="text-align:center;"|Lost in first round |- | style="text-align:left;"|Washington | style="text-align:left;"| | 82 || 40 || 42 || || style="text-align:center;"|4th in Atlantic || — || — || — || — | style="text-align:center;"|Missed playoffs |- | style="text-align:left;"|Washington | style="text-align:left;"| | 82 || 31 || 51 || || style="text-align:center;"|4th in Atlantic || — || — || — || — | style="text-align:center;"|Missed playoffs |- | style="text-align:left;"|Washington | style="text-align:left;"| | 82 || 30 || 52 || || style="text-align:center;"|4th in Atlantic || — || — || — || — | style="text-align:center;"|Missed playoffs |- | style="text-align:left;"|Washington | style="text-align:left;"| | 82 || 25 || 57 || || style="text-align:center;"|6th in Atlantic || — || — || — || — | style="text-align:center;"|Missed playoffs |- | style="text-align:left;"|Washington | style="text-align:left;"| | 82 || 22 || 60 || || style="text-align:center;"|7th in Atlantic || — || — || — || — | style="text-align:center;"|Missed playoffs |- | style="text-align:left;"|Washington | style="text-align:left;"| | 82 || 24 || 58 || || style="text-align:center;"|7th in Atlantic || — || — || — || — | style="text-align:center;"|Missed playoffs |- class="sortbottom" | style="text-align:center;" colspan="2"|Career | 547 || 202 || 345 || || || 5 || 2 || 3 || || See also List of National Basketball Association career rebounding