| 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 |
| 1973 | Texas Rangers | AL | MLB | TEX | 32,50 | 18 | 4 | 8 | 5.01 | 18 | 18 | 0 | 0 | 0 | 0 | 0 | 93.1 | 106 | 63 | 52 | 8 | 54 | 74 | 5 | 1 | 4 | 1.71 | 10.22 | 0.77 | 5.21 | 7.14 | 6.08 | 1.37 |
| 1974 | Texas Rangers | AL | MLB | TEX | 32 | 19 | 3 | 9 | 4.38 | 28 | 21 | 4 | 0 | 7 | 4 | 0 | 117.0 | 129 | 64 | 57 | 14 | 47 | 52 | 8 | 0 | 4 | 1.50 | 9.92 | 1.08 | 3.62 | 4.00 | 4.92 | 1.11 |
| 1975 | Texas Rangers | AL | MLB | TEX | 32 | 20 | 0 | 1 | 2.57 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 7.0 | 6 | 3 | 2 | 0 | 6 | 2 | 1 | 0 | 0 | 1.71 | 7.71 | 0.00 | 7.71 | 2.57 | 3.86 | 0.33 |
| 1976 | Sacramento Solons | PCL | AAA | TEX | - | 21 | 0 | 4 | 8.67 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | 27.0 | 38 | 29 | 26 | 5 | 18 | 21 | 2 | 0 | 0 | 2.07 | 12.67 | 1.67 | 6.00 | 7.00 | 9.67 | 1.17 |
| 1977 | Tucson Toros | PCL | AAA | TEX | - | 22 | 5 | 7 | 5.84 | 34 | 21 | 1 | 1 | 13 | 0 | 0 | 128.0 | 148 | 104 | 83 | 7 | 119 | 90 | 14 | 0 | 0 | 2.09 | 10.41 | 0.49 | 8.37 | 6.33 | 7.31 | 0.76 |
| 1978 | Cleveland Indians | AL | MLB | CLE | 32 | 23 | 8 | 11 | 4.28 | 28 | 25 | 5 | 0 | 3 | 1 | 0 | 153.1 | 166 | 80 | 73 | 4 | 60 | 83 | 11 | 1 | 3 | 1.47 | 9.74 | 0.23 | 3.52 | 4.87 | 4.70 | 1.38 |
| 1979 | Cleveland Indians | AL | MLB | CLE | 32 | 24 | 3 | 4 | 5.91 | 9 | 8 | 1 | 0 | 1 | 1 | 0 | 45.2 | 50 | 33 | 30 | 7 | 13 | 17 | 4 | 0 | 1 | 1.38 | 9.85 | 1.38 | 2.56 | 3.35 | 6.50 | 1.31 |
| 1981 | Columbus Astros | Sou | AA | HOU | - | 26 | 6 | 0 | 0.76 | 10 | 7 | 2 | 2 | 3 | 2 | 0 | 59.0 | 41 | 8 | 5 | 1 | 16 | 51 | 2 | 0 | 0 | 0.97 | 6.25 | 0.15 | 2.44 | 7.78 | 1.22 | 3.19 |
| 1981 | Tucson Toros | PCL | AAA | HOU | - | 26 | 4 | 10 | 6.85 | 19 | 19 | 2 | 0 | 0 | 0 | 0 | 109.0 | 150 | 100 | 83 | 4 | 67 | 59 | 13 | 0 | 0 | 1.99 | 12.39 | 0.33 | 5.53 | 4.87 | 8.26 | 0.88 |
| Tot: | MLB (5 yrs) | MLB | 18 | 33 | 4.63 | 84 | 73 | 10 | 0 | 6 | 11 | 0 | 416.1 | 457 | 243 | 214 | 33 | 180 | 228 | 29 | 2 | 12 | 1.53 | 9.88 | 0.71 | 3.89 | 4.93 | 5.25 | 1.27 | ||||
| Tot: | AL (5 yrs) | AL | 18 | 33 | 4.63 | 84 | 73 | 10 | 0 | 6 | 11 | 0 | 416.1 | 457 | 243 | 214 | 33 | 180 | 228 | 29 | 2 | 12 | 1.53 | 9.88 | 0.71 | 3.89 | 4.93 | 5.25 | 1.27 | ||||
| Tot: | Minors (3 yrs) | Minors | 15 | 21 | 5.49 | 68 | 52 | 5 | 3 | 2 | 16 | 0 | 323.0 | 377 | 241 | 197 | 17 | 220 | 221 | 31 | 0 | 0 | 1.85 | 10.50 | 0.47 | 6.13 | 6.16 | 6.72 | 1.00 | ||||
| Tot: | AA (1 yrs) | AA | 6 | 0 | 0.76 | 10 | 7 | 2 | 2 | 2 | 3 | 0 | 59.0 | 41 | 8 | 5 | 1 | 16 | 51 | 2 | 0 | 0 | 0.97 | 6.25 | 0.15 | 2.44 | 7.78 | 1.22 | 3.19 | ||||
| Tot: | AAA (3 yrs) | AAA | 9 | 21 | 6.55 | 58 | 45 | 3 | 1 | 0 | 13 | 0 | 264.0 | 336 | 233 | 192 | 16 | 204 | 170 | 29 | 0 | 0 | 2.05 | 11.45 | 0.55 | 6.95 | 5.80 | 7.94 | 0.83 | ||||
| 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 |
| Tot: | Minors (1 yrs) | Minors | 34 | 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 | 34 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||||||||||
| Avg: | Minors - 162 game avg | College | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 55 | 35 | 21 | 37 | 21 | 55 | .459 |