| 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 |
| 1961 | St. Louis Cardinals | NL | MLB | SLN | 47 | 22 | 4 | 3 | 3.26 | 25 | 0 | 0 | 0 | 25 | 13 | 1 | 38.2 | 38 | 15 | 14 | 3 | 12 | 21 | 3 | 0 | 1 | 1.29 | 8.84 | 0.70 | 2.79 | 4.89 | 3.49 | 1.75 |
| 1962 | New York Mets | NL | MLB | NYN | 20 | 23 | 3 | 17 | 5.35 | 50 | 14 | 2 | 0 | 36 | 20 | 4 | 131.1 | 150 | 108 | 78 | 18 | 63 | 62 | 8 | 0 | 5 | 1.62 | 10.28 | 1.23 | 4.32 | 4.25 | 7.40 | 0.98 |
| 1963 | New York Mets | NL | MLB | NYN | 20,29 | 24 | 0 | 2 | 8.68 | 3 | 2 | 0 | 0 | 1 | 0 | 0 | 9.1 | 17 | 15 | 9 | 0 | 3 | 6 | 1 | 0 | 0 | 2.14 | 16.39 | 0.00 | 2.89 | 5.79 | 14.46 | 2.00 |
| 1964 | New York Mets | NL | MLB | NYN | 20 | 25 | 0 | 1 | 5.54 | 4 | 1 | 0 | 0 | 3 | 1 | 0 | 13.0 | 21 | 9 | 8 | 0 | 3 | 5 | 0 | 0 | 0 | 1.85 | 14.54 | 0.00 | 2.08 | 3.46 | 6.23 | 1.67 |
| Tot: | MLB (4 yrs) | MLB | 7 | 23 | 5.10 | 82 | 17 | 2 | 0 | 34 | 65 | 5 | 192.1 | 226 | 147 | 109 | 21 | 81 | 94 | 12 | 0 | 6 | 1.60 | 10.58 | 0.98 | 3.79 | 4.40 | 6.88 | 1.16 | ||||
| Tot: | NL (4 yrs) | NL | 7 | 23 | 5.10 | 82 | 17 | 2 | 0 | 34 | 65 | 5 | 192.1 | 226 | 147 | 109 | 21 | 81 | 94 | 12 | 0 | 6 | 1.60 | 10.58 | 0.98 | 3.79 | 4.40 | 6.88 | 1.16 | ||||
| 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 |
| 1961 | St. Louis Cardinals | NL | MLB | SLN | 47 | 22 | P | 25 | 9 | 2 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 4 | 9 | 1 | 2 | .333 | .333 | .444 | .777 | .111 | .111 | .375 | 0.00 | 11.11 | 0.00 | 0.00 | |
| 1962 | New York Mets | NL | MLB | NYN | 20 | 23 | P | 50 | 32 | 2 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 12 | 0 | 3 | 0 | 0 | 0 | 3 | 36 | 0 | 3 | .094 | .121 | .094 | .215 | .031 | .000 | .150 | 2.78 | 33.33 | 12.00 | 0.00 | |
| 1963 | New York Mets | NL | MLB | NYN | 20,29 | 24 | P | 3 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 0 | 1 | .333 | .333 | .333 | .666 | .000 | .000 | .333 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1964 | New York Mets | NL | MLB | NYN | 20 | 25 | P | 4 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 33.33 | 0.00 | 0.00 | |
| Tot: | MLB (4 yrs) | MLB | 82 | 47 | 4 | 7 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 14 | 0 | 3 | 0 | 0 | 0 | 8 | 51 | 1 | 6 | .149 | .167 | .170 | .337 | .043 | .021 | .212 | 1.96 | 27.45 | 14.00 | |||||||
| Tot: | NL (4 yrs) | NL | 82 | 47 | 4 | 7 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 14 | 0 | 3 | 0 | 0 | 0 | 8 | 51 | 1 | 6 | .149 | .167 | .170 | .337 | .043 | .021 | .212 | 1.96 | 27.45 | 14.00 | |||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 32 | 51 | 34 | 42 | 34 | 39 | .351 |