| 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 |
| 1964 | Baltimore Orioles | AL | MLB | BAL | 18 | 20 | 1 | 0 | 2.77 | 6 | 4 | 1 | 1 | 2 | 1 | 0 | 26.0 | 18 | 8 | 8 | 3 | 13 | 18 | 0 | 0 | 0 | 1.19 | 6.23 | 1.04 | 4.50 | 6.23 | 2.77 | 1.38 |
| 1965 | Baltimore Orioles | AL | MLB | BAL | 40 | 21 | 0 | 0 | 6.00 | 2 | 1 | 0 | 0 | 1 | 1 | 0 | 6.0 | 9 | 4 | 4 | 0 | 4 | 5 | 0 | 0 | 0 | 2.17 | 13.50 | 0.00 | 6.00 | 7.50 | 6.00 | 1.25 |
| 1966 | Baltimore Orioles | AL | MLB | BAL | 24,40 | 22 | 2 | 5 | 3.13 | 16 | 9 | 0 | 0 | 7 | 2 | 0 | 63.1 | 52 | 29 | 22 | 3 | 36 | 46 | 6 | 0 | 4 | 1.39 | 7.39 | 0.43 | 5.12 | 6.54 | 4.12 | 1.28 |
| 1967 | Baltimore Orioles | AL | MLB | BAL | 40 | 23 | 1 | 1 | 3.32 | 5 | 2 | 0 | 0 | 3 | 1 | 0 | 21.2 | 17 | 9 | 8 | 4 | 14 | 19 | 4 | 0 | 0 | 1.43 | 7.06 | 1.66 | 5.82 | 7.89 | 3.74 | 1.36 |
| 1967 | Washington Senators II | AL | MLB | WS2 | 24 | 23 | 6 | 5 | 2.92 | 18 | 17 | 4 | 4 | 1 | 1 | 0 | 95.2 | 90 | 36 | 31 | 8 | 37 | 67 | 3 | 0 | 0 | 1.33 | 8.47 | 0.75 | 3.48 | 6.30 | 3.39 | 1.81 |
| 1968 | Washington Senators II | AL | MLB | WS2 | 24 | 24 | 7 | 13 | 4.66 | 27 | 23 | 1 | 0 | 4 | 0 | 0 | 127.1 | 133 | 76 | 66 | 15 | 69 | 81 | 17 | 0 | 6 | 1.59 | 9.40 | 1.06 | 4.88 | 5.73 | 5.37 | 1.17 |
| 1969 | Washington Senators II | AL | MLB | WS2 | 24 | 25 | 1 | 3 | 6.56 | 14 | 5 | 0 | 0 | 9 | 3 | 0 | 35.2 | 43 | 30 | 26 | 8 | 23 | 25 | 2 | 1 | 0 | 1.85 | 10.85 | 2.02 | 5.80 | 6.31 | 7.57 | 1.09 |
| 1969 | Baltimore Orioles | AL | MLB | BAL | 23 | 25 | 0 | 0 | 0.00 | 3 | 0 | 0 | 0 | 3 | 0 | 0 | 6.0 | 1 | 0 | 0 | 0 | 3 | 5 | 0 | 0 | 0 | 0.67 | 1.50 | 0.00 | 4.50 | 7.50 | 0.00 | 1.67 |
| 1970 | St. Louis Cardinals | NL | MLB | SLN | 21 | 26 | 1 | 2 | 3.16 | 8 | 5 | 0 | 0 | 3 | 1 | 0 | 31.1 | 36 | 16 | 11 | 1 | 15 | 14 | 3 | 0 | 0 | 1.63 | 10.34 | 0.29 | 4.31 | 4.02 | 4.60 | 0.93 |
| Tot: | MLB (7 yrs) | MLB | 19 | 29 | 3.84 | 99 | 66 | 6 | 5 | 10 | 33 | 0 | 413.0 | 399 | 208 | 176 | 42 | 214 | 280 | 35 | 1 | 10 | 1.48 | 8.69 | 0.92 | 4.66 | 6.10 | 4.53 | 1.31 | ||||
| Tot: | AL (6 yrs) | AL | 18 | 27 | 3.89 | 91 | 61 | 6 | 5 | 9 | 30 | 0 | 381.2 | 363 | 192 | 165 | 41 | 199 | 266 | 32 | 1 | 10 | 1.47 | 8.56 | 0.97 | 4.69 | 6.27 | 4.53 | 1.34 | ||||
| Tot: | NL (1 yrs) | NL | 1 | 2 | 3.16 | 8 | 5 | 0 | 0 | 1 | 3 | 0 | 31.1 | 36 | 16 | 11 | 1 | 15 | 14 | 3 | 0 | 0 | 1.63 | 10.34 | 0.29 | 4.31 | 4.02 | 4.60 | 0.93 | ||||
| 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 |
| 1964 | Baltimore Orioles | AL | MLB | BAL | 18 | 20 | P | 6 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 14.29 | 0.00 | 0.00 | |
| 1965 | Baltimore Orioles | AL | MLB | BAL | 40 | 21 | P | 2 | 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 | |
| 1966 | Baltimore Orioles | AL | MLB | BAL | 24,40 | 22 | P | 16 | 19 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 6 | 0 | 0 | 0 | 0 | 1 | 2 | 20 | 0 | 2 | .105 | .150 | .105 | .255 | .053 | .000 | .154 | 5.00 | 30.00 | 6.00 | 0.00 | |
| 1967 | Baltimore Orioles | AL | MLB | BAL | 40 | 23 | P | 5 | 9 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 1 | 9 | 0 | 1 | .111 | .111 | .111 | .222 | .000 | .000 | .200 | 0.00 | 44.44 | 0.00 | 0.00 | |
| 1967 | Washington Senators II | AL | MLB | WS2 | 24 | 23 | P | 19 | 35 | 1 | 2 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 11 | 0 | 2 | 0 | 0 | 2 | 2 | 37 | 0 | 2 | .057 | .057 | .057 | .114 | .000 | .000 | .083 | 0.00 | 29.73 | 0.00 | 0.00 | |
| 1968 | Washington Senators II | AL | MLB | WS2 | 24 | 24 | P | 27 | 38 | 2 | 5 | 0 | 0 | 0 | 4 | 0 | 0 | 2 | 10 | 0 | 1 | 0 | 0 | 1 | 5 | 41 | 0 | 5 | .132 | .175 | .132 | .307 | .053 | .000 | .179 | 4.88 | 24.39 | 5.00 | 0.00 | |
| 1969 | Washington Senators II | AL | MLB | WS2 | 24 | 25 | P | 14 | 11 | 2 | 4 | 1 | 0 | 1 | 3 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 2 | 8 | 12 | 2 | 2 | .364 | .364 | .727 | 1.091 | .364 | .363 | .375 | 0.00 | 16.67 | 0.00 | 11.00 | |
| 1969 | Baltimore Orioles | AL | MLB | BAL | 23 | 25 | P | 3 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 1 | 1.000 | 1.000 | 1.000 | 2.000 | 1.000 | .000 | 1.000 | 50.00 | 0.00 | 0.00 | 0.00 | |
| 1970 | St. Louis Cardinals | NL | MLB | SLN | 21 | 26 | P | 8 | 7 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 9 | 0 | 1 | .143 | .333 | .143 | .476 | .286 | .000 | .143 | 22.22 | 0.00 | 0.00 | 0.00 | |
| Tot: | MLB (7 yrs) | MLB | 100 | 126 | 7 | 16 | 1 | 0 | 1 | 11 | 0 | 0 | 6 | 34 | 0 | 6 | 0 | 0 | 7 | 20 | 138 | 2 | 14 | .127 | .167 | .159 | .325 | .079 | .032 | .165 | 4.35 | 24.64 | 5.67 | 126.00 | ||||||
| Tot: | AL (6 yrs) | AL | 92 | 119 | 7 | 15 | 1 | 0 | 1 | 11 | 0 | 0 | 4 | 34 | 0 | 6 | 0 | 0 | 6 | 19 | 129 | 2 | 13 | .126 | .154 | .160 | .314 | .067 | .034 | .167 | 3.10 | 26.36 | 8.50 | 119.00 | ||||||
| Tot: | NL (1 yrs) | NL | 8 | 7 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 9 | 0 | 1 | .143 | .333 | .143 | .476 | .286 | .000 | .143 | 22.22 | 0.00 | 0.00 | |||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 57 | 17 | 46 | 20 | 46 | 34 | .534 |