| 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 |
| 1965 | Cleveland Indians | AL | MLB | CLE | 34 | 22 | 4 | 3 | 3.43 | 17 | 8 | 1 | 0 | 9 | 4 | 2 | 60.1 | 55 | 26 | 23 | 2 | 28 | 37 | 7 | 0 | 1 | 1.38 | 8.20 | 0.30 | 4.18 | 5.52 | 3.88 | 1.32 |
| 1966 | Cleveland Indians | AL | MLB | CLE | 34 | 23 | 13 | 10 | 2.48 | 38 | 21 | 7 | 3 | 17 | 3 | 0 | 192.0 | 173 | 60 | 53 | 9 | 45 | 132 | 8 | 0 | 1 | 1.14 | 8.11 | 0.42 | 2.11 | 6.19 | 2.81 | 2.93 |
| 1967 | Cleveland Indians | AL | MLB | CLE | 34 | 24 | 14 | 13 | 2.62 | 30 | 29 | 15 | 6 | 1 | 0 | 0 | 223.0 | 180 | 79 | 65 | 9 | 72 | 141 | 9 | 0 | 3 | 1.13 | 7.26 | 0.36 | 2.91 | 5.69 | 3.19 | 1.96 |
| 1968 | Cleveland Indians | AL | MLB | CLE | 34 | 25 | 8 | 15 | 4.15 | 32 | 27 | 4 | 2 | 5 | 3 | 0 | 158.1 | 139 | 81 | 73 | 11 | 81 | 78 | 4 | 0 | 5 | 1.39 | 7.90 | 0.63 | 4.60 | 4.43 | 4.60 | 0.96 |
| 1969 | Cleveland Indians | AL | MLB | CLE | 34 | 26 | 5 | 14 | 5.70 | 32 | 23 | 1 | 1 | 9 | 3 | 0 | 143.2 | 145 | 95 | 91 | 14 | 81 | 76 | 4 | 1 | 3 | 1.57 | 9.08 | 0.88 | 5.07 | 4.76 | 5.95 | 0.94 |
| 1970 | Cleveland Indians | AL | MLB | CLE | 34 | 27 | 11 | 3 | 2.90 | 23 | 19 | 8 | 1 | 4 | 1 | 0 | 142.2 | 101 | 47 | 46 | 14 | 53 | 72 | 4 | 0 | 3 | 1.08 | 6.37 | 0.88 | 3.34 | 4.54 | 2.96 | 1.36 |
| 1971 | Cleveland Indians | AL | MLB | CLE | 34 | 28 | 1 | 13 | 6.19 | 37 | 16 | 1 | 0 | 21 | 6 | 1 | 113.1 | 138 | 83 | 78 | 18 | 56 | 52 | 7 | 0 | 6 | 1.71 | 10.96 | 1.43 | 4.45 | 4.13 | 6.59 | 0.93 |
| 1972 | Cleveland Indians | AL | MLB | CLE | 34 | 29 | 0 | 3 | 5.85 | 12 | 1 | 0 | 0 | 11 | 2 | 0 | 20.0 | 23 | 16 | 13 | 1 | 15 | 10 | 1 | 0 | 0 | 1.90 | 10.35 | 0.45 | 6.75 | 4.50 | 7.20 | 0.67 |
| 1974 | Texas Rangers | AL | MLB | TEX | 26 | 31 | 12 | 9 | 3.95 | 37 | 27 | 8 | 2 | 10 | 0 | 0 | 186.2 | 202 | 103 | 82 | 15 | 48 | 98 | 8 | 0 | 5 | 1.34 | 9.74 | 0.72 | 2.31 | 4.72 | 4.97 | 2.04 |
| 1975 | Texas Rangers | AL | MLB | TEX | 26 | 32 | 9 | 10 | 3.80 | 33 | 26 | 8 | 1 | 7 | 2 | 0 | 189.1 | 203 | 96 | 80 | 17 | 62 | 93 | 12 | 0 | 6 | 1.40 | 9.65 | 0.81 | 2.95 | 4.42 | 4.56 | 1.50 |
| 1976 | Texas Rangers | AL | MLB | TEX | 26 | 33 | 8 | 8 | 3.62 | 35 | 8 | 2 | 1 | 27 | 13 | 1 | 124.1 | 127 | 63 | 50 | 8 | 38 | 63 | 8 | 0 | 3 | 1.33 | 9.19 | 0.58 | 2.75 | 4.56 | 4.56 | 1.66 |
| 1977 | Toronto Blue Jays | AL | MLB | TOR | 26 | 34 | 1 | 3 | 5.22 | 6 | 5 | 1 | 0 | 1 | 1 | 0 | 29.1 | 36 | 17 | 17 | 2 | 14 | 11 | 2 | 0 | 0 | 1.70 | 11.05 | 0.61 | 4.30 | 3.38 | 5.22 | 0.79 |
| 1977 | Texas Rangers | AL | MLB | TEX | 26 | 34 | 1 | 0 | 8.76 | 6 | 0 | 0 | 0 | 6 | 1 | 0 | 12.1 | 22 | 13 | 12 | 2 | 5 | 10 | 0 | 0 | 0 | 2.19 | 16.05 | 1.46 | 3.65 | 7.30 | 9.49 | 2.00 |
| 1977 | Atlanta Braves | NL | MLB | ATL | 50 | 34 | 0 | 3 | 6.87 | 16 | 5 | 0 | 0 | 11 | 3 | 0 | 36.2 | 49 | 31 | 28 | 3 | 16 | 18 | 6 | 1 | 0 | 1.77 | 12.03 | 0.74 | 3.93 | 4.42 | 7.61 | 1.13 |
| 1978 | Toledo Mud Hens | IL | AAA | MIN | - | 35 | 9 | 12 | 4.66 | 27 | 26 | 6 | 0 | 1 | 0 | 0 | 170.0 | 177 | 109 | 88 | 15 | 55 | 90 | 12 | 0 | 4 | 1.36 | 9.37 | 0.79 | 2.91 | 4.76 | 5.77 | 1.64 |
| Tot: | MLB (12 yrs) | MLB | 87 | 107 | 3.92 | 354 | 215 | 56 | 17 | 42 | 139 | 4 | 1632.0 | 1593 | 810 | 711 | 125 | 614 | 891 | 80 | 2 | 36 | 1.35 | 8.78 | 0.69 | 3.39 | 4.91 | 4.47 | 1.45 | ||||
| Tot: | NL (1 yrs) | NL | 0 | 3 | 6.87 | 16 | 5 | 0 | 0 | 3 | 11 | 0 | 36.2 | 49 | 31 | 28 | 3 | 16 | 18 | 6 | 1 | 0 | 1.77 | 12.03 | 0.74 | 3.93 | 4.42 | 7.61 | 1.13 | ||||
| Tot: | AL (12 yrs) | AL | 87 | 104 | 3.85 | 338 | 210 | 56 | 17 | 39 | 128 | 4 | 1595.1 | 1544 | 779 | 683 | 122 | 598 | 873 | 74 | 1 | 36 | 1.34 | 8.71 | 0.69 | 3.37 | 4.92 | 4.39 | 1.46 | ||||
| Tot: | Minors (1 yrs) | Minors | 9 | 12 | 4.66 | 27 | 26 | 6 | 0 | 0 | 1 | 0 | 170.0 | 177 | 109 | 88 | 15 | 55 | 90 | 12 | 0 | 4 | 1.36 | 9.37 | 0.79 | 2.91 | 4.76 | 5.77 | 1.64 | ||||
| Tot: | AAA (1 yrs) | AAA | 9 | 12 | 4.66 | 27 | 26 | 6 | 0 | 0 | 1 | 0 | 170.0 | 177 | 109 | 88 | 15 | 55 | 90 | 12 | 0 | 4 | 1.36 | 9.37 | 0.79 | 2.91 | 4.76 | 5.77 | 1.64 | ||||
| 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 |
| 1965 | Cleveland Indians | AL | MLB | CLE | 34 | 22 | P | 17 | 19 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 2 | 0 | 0 | 0 | 1 | 21 | 0 | 1 | .053 | .053 | .053 | .106 | .000 | .000 | .077 | 0.00 | 28.57 | 0.00 | 0.00 | |
| 1966 | Cleveland Indians | AL | MLB | CLE | 34 | 23 | P | 38 | 58 | 2 | 7 | 0 | 0 | 0 | 4 | 0 | 0 | 2 | 23 | 0 | 3 | 0 | 0 | 0 | 7 | 63 | 0 | 7 | .121 | .150 | .121 | .271 | .034 | .000 | .200 | 3.17 | 36.51 | 11.50 | 0.00 | |
| 1967 | Cleveland Indians | AL | MLB | CLE | 34 | 24 | P | 30 | 67 | 7 | 11 | 0 | 0 | 1 | 4 | 0 | 0 | 3 | 26 | 1 | 7 | 0 | 0 | 0 | 14 | 78 | 1 | 10 | .164 | .211 | .209 | .420 | .090 | .045 | .250 | 3.85 | 33.33 | 8.67 | 67.00 | |
| 1968 | Cleveland Indians | AL | MLB | CLE | 34 | 25 | P | 32 | 51 | 3 | 9 | 0 | 1 | 0 | 1 | 0 | 1 | 1 | 15 | 0 | 1 | 0 | 0 | 1 | 11 | 53 | 1 | 8 | .176 | .192 | .216 | .408 | .039 | .040 | .250 | 1.89 | 28.30 | 15.00 | 0.00 | |
| 1969 | Cleveland Indians | AL | MLB | CLE | 34 | 26 | P | 34 | 44 | 3 | 7 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 12 | 0 | 1 | 0 | 0 | 1 | 7 | 46 | 0 | 7 | .159 | .178 | .159 | .337 | .000 | .000 | .219 | 2.17 | 26.09 | 12.00 | 0.00 | |
| 1970 | Cleveland Indians | AL | MLB | CLE | 34 | 27 | P | 28 | 45 | 4 | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 15 | 0 | 8 | 0 | 0 | 0 | 6 | 54 | 1 | 4 | .111 | .130 | .133 | .263 | .044 | .022 | .167 | 1.85 | 27.78 | 15.00 | 0.00 | |
| 1971 | Cleveland Indians | AL | MLB | CLE | 34 | 28 | P | 37 | 32 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 1 | 0 | 0 | 2 | 2 | 33 | 0 | 2 | .063 | .063 | .063 | .126 | .000 | .000 | .105 | 0.00 | 39.39 | 0.00 | 0.00 | |
| 1972 | Cleveland Indians | AL | MLB | CLE | 34 | 29 | P | 12 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1977 | Atlanta Braves | NL | MLB | ATL | 50 | 34 | P | 16 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 66.67 | 0.00 | 0.00 | |
| Tot: | MLB (9 yrs) | MLB | 244 | 325 | 20 | 42 | 1 | 1 | 1 | 9 | 0 | 2 | 8 | 114 | 1 | 23 | 0 | 0 | 4 | 48 | 357 | 3 | 39 | .129 | .153 | .148 | .300 | .037 | .018 | .195 | 2.24 | 31.93 | 14.25 | 325.00 | ||||||
| Tot: | AL (8 yrs) | AL | 228 | 319 | 20 | 42 | 1 | 1 | 1 | 9 | 0 | 2 | 8 | 110 | 1 | 23 | 0 | 0 | 4 | 48 | 351 | 3 | 39 | .132 | .155 | .150 | .306 | .038 | .019 | .197 | 2.28 | 31.34 | 13.75 | 319.00 | ||||||
| Tot: | NL (1 yrs) | NL | 16 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 66.67 | ||||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 36 | 48 | 41 | 42 | 41 | 75 | .468 |