| 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 |
| 1960 | Cleveland Indians | AL | MLB | CLE | 22 | 24 | 5 | 11 | 4.51 | 41 | 18 | 3 | 0 | 23 | 16 | 9 | 133.2 | 118 | 78 | 67 | 13 | 87 | 104 | 7 | 0 | 0 | 1.53 | 7.95 | 0.88 | 5.86 | 7.00 | 5.25 | 1.20 |
| 1961 | Cleveland Indians | AL | MLB | CLE | 22 | 25 | 2 | 5 | 4.62 | 22 | 6 | 0 | 0 | 16 | 5 | 0 | 64.1 | 65 | 35 | 33 | 9 | 25 | 48 | 3 | 0 | 0 | 1.40 | 9.09 | 1.26 | 3.50 | 6.72 | 4.90 | 1.92 |
| 1962 | Minnesota Twins | AL | MLB | MIN | 18 | 26 | 12 | 5 | 3.66 | 40 | 15 | 6 | 0 | 25 | 14 | 3 | 142.2 | 122 | 60 | 58 | 19 | 64 | 116 | 10 | 1 | 2 | 1.30 | 7.70 | 1.20 | 4.04 | 7.32 | 3.79 | 1.81 |
| 1963 | Minnesota Twins | AL | MLB | MIN | 18 | 27 | 15 | 15 | 3.25 | 33 | 33 | 15 | 3 | 0 | 0 | 0 | 241.0 | 210 | 90 | 87 | 32 | 81 | 193 | 10 | 0 | 0 | 1.21 | 7.84 | 1.20 | 3.02 | 7.21 | 3.36 | 2.38 |
| 1964 | Minnesota Twins | AL | MLB | MIN | 18 | 28 | 6 | 15 | 4.03 | 32 | 29 | 5 | 1 | 3 | 2 | 0 | 190.0 | 160 | 94 | 85 | 31 | 70 | 159 | 9 | 1 | 5 | 1.21 | 7.58 | 1.47 | 3.32 | 7.53 | 4.45 | 2.27 |
| 1965 | Minnesota Twins | AL | MLB | MIN | 18 | 29 | 4 | 2 | 4.37 | 33 | 8 | 0 | 0 | 25 | 12 | 4 | 70.0 | 59 | 34 | 34 | 14 | 33 | 70 | 5 | 0 | 0 | 1.31 | 7.59 | 1.80 | 4.24 | 9.00 | 4.37 | 2.12 |
| 1966 | Boston Red Sox | AL | MLB | BOS | 42 | 30 | 2 | 1 | 5.44 | 34 | 10 | 1 | 1 | 24 | 4 | 0 | 81.0 | 85 | 51 | 49 | 15 | 46 | 65 | 4 | 0 | 1 | 1.62 | 9.44 | 1.67 | 5.11 | 7.22 | 5.67 | 1.41 |
| Tot: | MLB (7 yrs) | MLB | 46 | 54 | 4.03 | 235 | 119 | 30 | 5 | 53 | 116 | 16 | 922.2 | 819 | 442 | 413 | 133 | 406 | 755 | 48 | 2 | 8 | 1.33 | 7.99 | 1.30 | 3.96 | 7.36 | 4.31 | 1.86 | ||||
| Tot: | AL (7 yrs) | AL | 46 | 54 | 4.03 | 235 | 119 | 30 | 5 | 53 | 116 | 16 | 922.2 | 819 | 442 | 413 | 133 | 406 | 755 | 48 | 2 | 8 | 1.33 | 7.99 | 1.30 | 3.96 | 7.36 | 4.31 | 1.86 | ||||
| Avg: | MLB - 162 Inning avg | MLB | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 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 |
| 1960 | Cleveland Indians | AL | MLB | CLE | 22 | 24 | P | 41 | 36 | 3 | 8 | 1 | 0 | 0 | 3 | 0 | 0 | 3 | 12 | 1 | 1 | 0 | 0 | 0 | 9 | 41 | 1 | 7 | .222 | .300 | .250 | .550 | .111 | .028 | .333 | 7.32 | 29.27 | 4.00 | 0.00 | |
| 1961 | Cleveland Indians | AL | MLB | CLE | 22 | 25 | P | 22 | 16 | 1 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 7 | 0 | 0 | 0 | 0 | 1 | 2 | 16 | 0 | 2 | .125 | .125 | .125 | .250 | .000 | .000 | .222 | 0.00 | 43.75 | 0.00 | 0.00 | |
| 1962 | Minnesota Twins | AL | MLB | MIN | 18 | 26 | P | 40 | 45 | 2 | 2 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 22 | 0 | 0 | 1 | 0 | 1 | 2 | 48 | 0 | 2 | .044 | .083 | .044 | .127 | .044 | .000 | .083 | 4.17 | 45.83 | 11.00 | 0.00 | |
| 1963 | Minnesota Twins | AL | MLB | MIN | 18 | 27 | P | 33 | 84 | 4 | 9 | 1 | 0 | 0 | 4 | 0 | 0 | 7 | 48 | 2 | 5 | 0 | 0 | 2 | 10 | 98 | 1 | 8 | .107 | .194 | .119 | .313 | .095 | .012 | .250 | 7.14 | 48.98 | 6.86 | 0.00 | |
| 1964 | Minnesota Twins | AL | MLB | MIN | 18 | 28 | P | 32 | 69 | 2 | 7 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 34 | 0 | 0 | 0 | 0 | 1 | 9 | 71 | 2 | 5 | .101 | .127 | .130 | .257 | .058 | .029 | .200 | 2.82 | 47.89 | 17.00 | 0.00 | |
| 1965 | Minnesota Twins | AL | MLB | MIN | 18 | 29 | P | 33 | 15 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 1 | 0 | 0 | 0 | 3 | 16 | 1 | 1 | .133 | .133 | .200 | .333 | .067 | .067 | .250 | 0.00 | 43.75 | 0.00 | 0.00 | |
| 1966 | Boston Red Sox | AL | MLB | BOS | 42 | 30 | P | 34 | 17 | 1 | 2 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 10 | 0 | 2 | 0 | 0 | 0 | 2 | 19 | 0 | 2 | .118 | .118 | .118 | .236 | .000 | .000 | .286 | 0.00 | 52.63 | 0.00 | 0.00 | |
| Tot: | MLB (7 yrs) | MLB | 235 | 282 | 13 | 32 | 5 | 0 | 0 | 12 | 0 | 0 | 14 | 140 | 3 | 9 | 1 | 0 | 5 | 37 | 309 | 5 | 27 | .113 | .163 | .131 | .295 | .067 | .018 | .224 | 4.53 | 45.31 | 10.00 | |||||||
| Tot: | AL (7 yrs) | AL | 235 | 282 | 13 | 32 | 5 | 0 | 0 | 12 | 0 | 0 | 14 | 140 | 3 | 9 | 1 | 0 | 5 | 37 | 309 | 5 | 27 | .113 | .163 | .131 | .295 | .067 | .018 | .224 | 4.53 | 45.31 | 10.00 | |||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 88 | 32 | 66 | 60 | 66 | 81 | .524 |