| year | team name | league | level | mlb | # | age | w | l | era | g | gs | cg | sho | gr | gf | sv | ip | h | r | er | hr | bb | so | wp | bk | hb | whip | h9 | hr9 | bb9 | so9 | ra9 | so/bb |
| 1969 | Kansas City Royals | AL | MLB | KCA | 42 | 23 | 1 | 1 | 4.22 | 7 | 0 | 0 | 0 | 7 | 5 | 2 | 10.2 | 9 | 5 | 5 | 1 | 4 | 3 | 1 | 0 | 0 | 1.22 | 7.59 | 0.84 | 3.37 | 2.53 | 4.22 | 0.75 |
| 1970 | Kansas City Royals | AL | MLB | KCA | 23 | 24 | 8 | 5 | 4.44 | 43 | 11 | 2 | 0 | 32 | 14 | 1 | 117.2 | 112 | 60 | 58 | 14 | 52 | 47 | 12 | 0 | 0 | 1.39 | 8.57 | 1.07 | 3.98 | 3.59 | 4.59 | 0.90 |
| 1971 | Kansas City Royals | AL | MLB | KCA | 23 | 25 | 7 | 5 | 4.17 | 36 | 15 | 2 | 1 | 21 | 6 | 0 | 127.1 | 112 | 61 | 59 | 6 | 55 | 53 | 15 | 1 | 1 | 1.31 | 7.92 | 0.42 | 3.89 | 3.75 | 4.31 | 0.96 |
| 1972 | Kansas City Royals | AL | MLB | KCA | 23 | 26 | 2 | 5 | 3.74 | 38 | 2 | 0 | 0 | 36 | 11 | 3 | 101.0 | 99 | 46 | 42 | 10 | 28 | 51 | 6 | 0 | 1 | 1.26 | 8.82 | 0.89 | 2.50 | 4.54 | 4.10 | 1.82 |
| 1973 | Kansas City Royals | AL | MLB | KCA | 39 | 27 | 8 | 3 | 2.83 | 15 | 13 | 3 | 1 | 2 | 1 | 0 | 89.0 | 88 | 29 | 28 | 5 | 25 | 26 | 1 | 0 | 0 | 1.27 | 8.90 | 0.51 | 2.53 | 2.63 | 2.93 | 1.04 |
| 1974 | Kansas City Royals | AL | MLB | KCA | 39 | 28 | 13 | 6 | 2.79 | 34 | 27 | 9 | 4 | 7 | 1 | 1 | 190.0 | 189 | 73 | 59 | 8 | 63 | 53 | 10 | 0 | 0 | 1.33 | 8.95 | 0.38 | 2.98 | 2.51 | 3.46 | 0.84 |
| 1975 | Kansas City Royals | AL | MLB | KCA | 39 | 29 | 16 | 12 | 3.57 | 35 | 35 | 11 | 3 | 0 | 0 | 0 | 242.0 | 239 | 104 | 96 | 16 | 76 | 78 | 8 | 0 | 5 | 1.30 | 8.89 | 0.60 | 2.83 | 2.90 | 3.87 | 1.03 |
| 1976 | Kansas City Royals | AL | MLB | KCA | 39 | 30 | 15 | 11 | 3.06 | 35 | 33 | 8 | 2 | 2 | 0 | 0 | 220.1 | 227 | 89 | 75 | 6 | 56 | 80 | 3 | 1 | 2 | 1.28 | 9.27 | 0.25 | 2.29 | 3.27 | 3.64 | 1.43 |
| 1977 | Cleveland Indians | AL | MLB | CLE | 39 | 31 | 6 | 10 | 5.41 | 29 | 21 | 1 | 0 | 8 | 1 | 0 | 133.0 | 164 | 87 | 80 | 12 | 53 | 54 | 4 | 1 | 1 | 1.63 | 11.10 | 0.81 | 3.59 | 3.65 | 5.89 | 1.02 |
| 1978 | Salt Lake Gulls | PCL | AAA | CAL | - | 32 | 0 | 0 | 7.20 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 5.0 | 9 | 4 | 4 | 0 | 3 | 3 | 0 | 0 | 0 | 2.40 | 16.20 | 0.00 | 5.40 | 5.40 | 7.20 | 1.00 |
| 1978 | Cleveland Indians | AL | MLB | CLE | 39 | 32 | 0 | 1 | 6.28 | 7 | 0 | 0 | 0 | 7 | 4 | 0 | 14.1 | 19 | 10 | 10 | 3 | 7 | 5 | 2 | 0 | 1 | 1.81 | 11.93 | 1.88 | 4.40 | 3.14 | 6.28 | 0.71 |
| 1978 | California Angels | AL | MLB | CAL | 36 | 32 | 1 | 0 | 1.71 | 9 | 2 | 0 | 0 | 7 | 6 | 0 | 31.2 | 26 | 9 | 6 | 2 | 14 | 8 | 0 | 0 | 0 | 1.26 | 7.39 | 0.57 | 3.98 | 2.27 | 2.56 | 0.57 |
| 1979 | Hawaii Islanders | PCL | AAA | SDN | - | 33 | 2 | 2 | 3.69 | 8 | 8 | 0 | 0 | 0 | 0 | 0 | 39.0 | 36 | 18 | 16 | 0 | 12 | 12 | 7 | 0 | 1 | 1.23 | 8.31 | 0.00 | 2.77 | 2.77 | 4.15 | 1.00 |
| Tot: | MLB (10 yrs) | MLB | 77 | 59 | 3.65 | 288 | 159 | 36 | 11 | 49 | 129 | 7 | 1277.0 | 1284 | 573 | 518 | 83 | 433 | 458 | 62 | 3 | 11 | 1.34 | 9.05 | 0.58 | 3.05 | 3.23 | 4.04 | 1.06 | ||||
| Tot: | AL (10 yrs) | AL | 77 | 59 | 3.65 | 288 | 159 | 36 | 11 | 49 | 129 | 7 | 1277.0 | 1284 | 573 | 518 | 83 | 433 | 458 | 62 | 3 | 11 | 1.34 | 9.05 | 0.58 | 3.05 | 3.23 | 4.04 | 1.06 | ||||
| Tot: | Minors (2 yrs) | Minors | 2 | 2 | 4.09 | 9 | 9 | 0 | 0 | 0 | 0 | 0 | 44.0 | 45 | 22 | 20 | 0 | 15 | 15 | 7 | 0 | 1 | 1.36 | 9.20 | 0.00 | 3.07 | 3.07 | 4.50 | 1.00 | ||||
| Tot: | AAA (2 yrs) | AAA | 2 | 2 | 4.09 | 9 | 9 | 0 | 0 | 0 | 0 | 0 | 44.0 | 45 | 22 | 20 | 0 | 15 | 15 | 7 | 0 | 1 | 1.36 | 9.20 | 0.00 | 3.07 | 3.07 | 4.50 | 1.00 | ||||
| Avg: | MLB - 162 Inning avg | MLB | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||
| Avg: | Minors - 162 Inning avg | College | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| year | team name | league | level | mlb | # | age | pos | tbc+ | g | ab | r | h | 2b | 3b | hr | rbi | sb | cs | bb | so | hbp | sh | sf | ibb | gdp | tb | pa | xbh | 1b | avg | obp | slg | ops | seca | iso | babip | bb% | so% | so/bb | ab/hr |
| 1969 | Kansas City Royals | AL | MLB | KCA | 42 | 23 | P | 7 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 100.00 | 0.00 | 0.00 | |
| 1970 | Kansas City Royals | AL | MLB | KCA | 23 | 24 | P | 45 | 31 | 5 | 9 | 4 | 0 | 0 | 5 | 0 | 0 | 3 | 9 | 0 | 0 | 0 | 0 | 0 | 13 | 34 | 4 | 5 | .290 | .353 | .419 | .772 | .226 | .129 | .409 | 8.82 | 26.47 | 3.00 | 0.00 | |
| 1971 | Kansas City Royals | AL | MLB | KCA | 23 | 25 | P | 36 | 44 | 6 | 11 | 1 | 0 | 0 | 3 | 0 | 0 | 0 | 16 | 0 | 2 | 1 | 0 | 0 | 12 | 47 | 1 | 10 | .250 | .244 | .273 | .517 | .023 | .023 | .379 | 0.00 | 34.04 | 0.00 | 0.00 | |
| 1972 | Kansas City Royals | AL | MLB | KCA | 23 | 26 | P | 39 | 23 | 1 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 3 | 0 | 0 | 0 | 0 | 1 | 4 | 27 | 0 | 4 | .174 | .296 | .174 | .470 | .174 | .000 | .200 | 14.81 | 11.11 | 0.75 | 0.00 | |
| 1978 | Salt Lake Gulls | PCL | AAA | CAL | - | 32 | P | 2 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 100.00 | 0.00 | 0.00 | |
| Tot: | MLB (4 yrs) | MLB | 127 | 99 | 12 | 24 | 5 | 0 | 0 | 8 | 0 | 0 | 7 | 29 | 0 | 2 | 1 | 0 | 1 | 29 | 109 | 5 | 19 | .242 | .290 | .293 | .583 | .121 | .051 | .338 | 6.42 | 26.61 | 4.14 | |||||||
| Tot: | AL (4 yrs) | AL | 127 | 99 | 12 | 24 | 5 | 0 | 0 | 8 | 0 | 0 | 7 | 29 | 0 | 2 | 1 | 0 | 1 | 29 | 109 | 5 | 19 | .242 | .290 | .293 | .583 | .121 | .051 | .338 | 6.42 | 26.61 | 4.14 | |||||||
| Tot: | Minors (1 yrs) | Minors | 2 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 100.00 | |||||||||
| Tot: | AAA (1 yrs) | AAA | 2 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 100.00 | |||||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||||
| Avg: | Minors - 162 game avg | College | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 9 | 64 | 47 | 25 | 47 | 60 | .494 |