| 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 | 29 | 22 | 9 | 10 | 3.90 | 34 | 29 | 5 | 4 | 5 | 1 | 0 | 193.2 | 174 | 91 | 84 | 15 | 91 | 156 | 4 | 0 | 3 | 1.37 | 8.09 | 0.70 | 4.23 | 7.25 | 4.23 | 1.71 |
| 1970 | Kansas City Royals | AL | MLB | KCA | 29 | 23 | 4 | 12 | 3.77 | 25 | 25 | 2 | 1 | 0 | 0 | 0 | 140.2 | 117 | 66 | 59 | 17 | 87 | 75 | 3 | 0 | 1 | 1.45 | 7.49 | 1.09 | 5.57 | 4.80 | 4.22 | 0.86 |
| 1971 | Kansas City Royals | AL | MLB | KCA | 29 | 24 | 1 | 2 | 3.45 | 14 | 6 | 0 | 0 | 8 | 3 | 0 | 44.1 | 45 | 19 | 17 | 6 | 18 | 32 | 0 | 0 | 0 | 1.42 | 9.14 | 1.22 | 3.65 | 6.50 | 3.86 | 1.78 |
| 1972 | Cleveland Indians | AL | MLB | CLE | 35 | 25 | 0 | 0 | 1.54 | 6 | 2 | 0 | 0 | 4 | 1 | 0 | 11.2 | 9 | 3 | 2 | 1 | 10 | 6 | 0 | 0 | 0 | 1.63 | 6.94 | 0.77 | 7.71 | 4.63 | 2.31 | 0.60 |
| 1974 | Minnesota Twins | AL | MLB | MIN | 17 | 27 | 4 | 6 | 4.10 | 26 | 12 | 2 | 0 | 14 | 7 | 1 | 98.2 | 91 | 47 | 45 | 9 | 56 | 79 | 0 | 0 | 1 | 1.49 | 8.30 | 0.82 | 5.11 | 7.21 | 4.29 | 1.41 |
| 1975 | Minnesota Twins | AL | MLB | MIN | 17 | 28 | 5 | 4 | 5.95 | 23 | 8 | 1 | 0 | 15 | 5 | 0 | 81.2 | 100 | 61 | 54 | 12 | 35 | 55 | 0 | 0 | 0 | 1.65 | 11.02 | 1.32 | 3.86 | 6.06 | 6.72 | 1.57 |
| 1976 | Tacoma Twins | PCL | AAA | MIN | - | 29 | 4 | 6 | 3.84 | 38 | 10 | 2 | 1 | 28 | 0 | 5 | 103.0 | 104 | 52 | 44 | 7 | 64 | 65 | 2 | 0 | 1 | 1.63 | 9.09 | 0.61 | 5.59 | 5.68 | 4.54 | 1.02 |
| 1977 | Tacoma Twins | PCL | AAA | MIN | - | 30 | 9 | 7 | 4.22 | 22 | 18 | 8 | 3 | 4 | 0 | 1 | 128.0 | 115 | 64 | 60 | 8 | 64 | 102 | 2 | 0 | 0 | 1.40 | 8.09 | 0.56 | 4.50 | 7.17 | 4.50 | 1.59 |
| 1977 | Minnesota Twins | AL | MLB | MIN | 37 | 30 | 0 | 1 | 6.86 | 6 | 4 | 0 | 0 | 2 | 0 | 0 | 21.0 | 19 | 17 | 16 | 5 | 15 | 5 | 1 | 0 | 1 | 1.62 | 8.14 | 2.14 | 6.43 | 2.14 | 7.29 | 0.33 |
| 1978 | Albuquerque Dukes | PCL | AAA | LAN | - | 31 | 5 | 3 | 7.14 | 47 | 1 | 0 | 0 | 46 | 0 | 8 | 63.0 | 84 | 58 | 50 | 8 | 60 | 46 | 2 | 0 | 1 | 2.29 | 12.00 | 1.14 | 8.57 | 6.57 | 8.29 | 0.77 |
| Tot: | MLB (7 yrs) | MLB | 23 | 35 | 4.21 | 134 | 86 | 10 | 5 | 17 | 48 | 1 | 591.2 | 555 | 304 | 277 | 65 | 312 | 408 | 8 | 0 | 6 | 1.47 | 8.44 | 0.99 | 4.75 | 6.21 | 4.62 | 1.31 | ||||
| Tot: | AL (7 yrs) | AL | 23 | 35 | 4.21 | 134 | 86 | 10 | 5 | 17 | 48 | 1 | 591.2 | 555 | 304 | 277 | 65 | 312 | 408 | 8 | 0 | 6 | 1.47 | 8.44 | 0.99 | 4.75 | 6.21 | 4.62 | 1.31 | ||||
| Tot: | Minors (3 yrs) | Minors | 18 | 16 | 4.71 | 107 | 29 | 10 | 4 | 0 | 78 | 14 | 294.0 | 303 | 174 | 154 | 23 | 188 | 213 | 6 | 0 | 2 | 1.67 | 9.28 | 0.70 | 5.76 | 6.52 | 5.33 | 1.13 | ||||
| Tot: | AAA (3 yrs) | AAA | 18 | 16 | 4.71 | 107 | 29 | 10 | 4 | 0 | 78 | 14 | 294.0 | 303 | 174 | 154 | 23 | 188 | 213 | 6 | 0 | 2 | 1.67 | 9.28 | 0.70 | 5.76 | 6.52 | 5.33 | 1.13 | ||||
| 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 | 29 | 22 | P | 34 | 60 | 1 | 3 | 0 | 0 | 0 | 3 | 0 | 0 | 5 | 38 | 0 | 5 | 0 | 0 | 1 | 3 | 70 | 0 | 3 | .050 | .123 | .050 | .173 | .083 | .000 | .136 | 7.14 | 54.29 | 7.60 | 0.00 | |
| 1970 | Kansas City Royals | AL | MLB | KCA | 29 | 23 | P | 25 | 44 | 0 | 2 | 0 | 0 | 0 | 2 | 0 | 0 | 4 | 31 | 0 | 1 | 0 | 0 | 1 | 2 | 49 | 0 | 2 | .045 | .125 | .045 | .170 | .091 | .000 | .154 | 8.16 | 63.27 | 7.75 | 0.00 | |
| 1971 | Kansas City Royals | AL | MLB | KCA | 29 | 24 | P | 14 | 12 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 10 | 0 | 0 | 1 | 0 | 0 | 1 | 13 | 0 | 1 | .083 | .077 | .083 | .160 | .000 | .000 | .333 | 0.00 | 76.92 | 0.00 | 0.00 | |
| 1972 | Cleveland Indians | AL | MLB | CLE | 35 | 25 | P | 6 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 0.00 | 0.00 | 0.00 | |
| Tot: | MLB (4 yrs) | MLB | 79 | 117 | 1 | 6 | 0 | 0 | 0 | 6 | 0 | 0 | 9 | 79 | 0 | 6 | 1 | 0 | 2 | 6 | 133 | 0 | 6 | .051 | .118 | .051 | .169 | .077 | .000 | .154 | 6.77 | 59.40 | 8.78 | |||||||
| Tot: | AL (4 yrs) | AL | 79 | 117 | 1 | 6 | 0 | 0 | 0 | 6 | 0 | 0 | 9 | 79 | 0 | 6 | 1 | 0 | 2 | 6 | 133 | 0 | 6 | .051 | .118 | .051 | .169 | .077 | .000 | .154 | 6.77 | 59.40 | 8.78 | |||||||
| Tot: | Minors (1 yrs) | Minors | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||||||||||
| Tot: | AAA (1 yrs) | AAA | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||||||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||||
| Avg: | Minors - 162 game avg | College | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 64 | 24 | 53 | 40 | 53 | 59 | .489 |