| 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 |
| 1974 | Houston Astros | NL | MLB | HOU | 31 | 21 | 1 | 1 | 3.55 | 5 | 5 | 1 | 1 | 0 | 0 | 0 | 25.1 | 21 | 12 | 10 | 3 | 11 | 10 | 0 | 0 | 0 | 1.26 | 7.46 | 1.07 | 3.91 | 3.55 | 4.26 | 0.91 |
| 1975 | Houston Astros | NL | MLB | HOU | 31 | 22 | 0 | 2 | 2.95 | 7 | 2 | 0 | 0 | 5 | 5 | 2 | 18.1 | 20 | 7 | 6 | 0 | 6 | 6 | 2 | 0 | 1 | 1.42 | 9.82 | 0.00 | 2.95 | 2.95 | 3.44 | 1.00 |
| 1976 | Memphis Blues | IL | AAA | HOU | - | 23 | 8 | 3 | 3.73 | 18 | 10 | 3 | 0 | 8 | 0 | 0 | 94.0 | 104 | 43 | 39 | 12 | 34 | 47 | 3 | 0 | 2 | 1.47 | 9.96 | 1.15 | 3.26 | 4.50 | 4.12 | 1.38 |
| 1976 | Houston Astros | NL | MLB | HOU | 31 | 23 | 0 | 2 | 3.16 | 19 | 0 | 0 | 0 | 19 | 6 | 0 | 25.2 | 29 | 10 | 9 | 0 | 18 | 10 | 1 | 0 | 1 | 1.83 | 10.17 | 0.00 | 6.31 | 3.51 | 3.51 | 0.56 |
| 1977 | Hawaii Islanders | PCL | AAA | SDN | - | 24 | 4 | 2 | 3.60 | 7 | 6 | 1 | 0 | 1 | 0 | 0 | 50.0 | 47 | 22 | 20 | 0 | 19 | 20 | 1 | 0 | 0 | 1.32 | 8.46 | 0.00 | 3.42 | 3.60 | 3.96 | 1.05 |
| 1977 | Tidewater Tides | IL | AAA | NYN | - | 24 | 0 | 2 | 5.40 | 4 | 4 | 1 | 0 | 0 | 0 | 0 | 20.0 | 23 | 18 | 12 | 3 | 7 | 8 | 0 | 0 | 0 | 1.50 | 10.35 | 1.35 | 3.15 | 3.60 | 8.10 | 1.14 |
| 1977 | San Diego Padres | NL | MLB | SDN | 46 | 24 | 0 | 0 | 2.45 | 4 | 0 | 0 | 0 | 4 | 0 | 0 | 3.2 | 3 | 4 | 1 | 1 | 4 | 1 | 0 | 0 | 0 | 1.91 | 7.36 | 2.45 | 9.82 | 2.45 | 9.82 | 0.25 |
| 1977 | New York Mets | NL | MLB | NYN | 43 | 24 | 2 | 1 | 3.86 | 25 | 0 | 0 | 0 | 25 | 14 | 0 | 28.0 | 27 | 12 | 12 | 0 | 13 | 20 | 1 | 0 | 1 | 1.43 | 8.68 | 0.00 | 4.18 | 6.43 | 3.86 | 1.54 |
| 1978 | Tidewater Tides | IL | AAA | NYN | - | 25 | 2 | 3 | 1.80 | 9 | 2 | 1 | 0 | 7 | 0 | 0 | 25.0 | 23 | 9 | 5 | 2 | 6 | 11 | 4 | 0 | 0 | 1.16 | 8.28 | 0.72 | 2.16 | 3.96 | 3.24 | 1.83 |
| 1978 | New York Mets | NL | MLB | NYN | 43 | 25 | 0 | 2 | 5.14 | 27 | 0 | 0 | 0 | 27 | 5 | 1 | 28.0 | 30 | 16 | 16 | 2 | 21 | 12 | 2 | 1 | 1 | 1.82 | 9.64 | 0.64 | 6.75 | 3.86 | 5.14 | 0.57 |
| 1979 | Denver Bears | Amer | AAA | MON | - | 26 | 1 | 3 | 5.25 | 17 | 0 | 0 | 0 | 17 | 0 | 1 | 24.0 | 22 | 20 | 14 | 0 | 13 | 13 | 1 | 0 | 0 | 1.46 | 8.25 | 0.00 | 4.88 | 4.88 | 7.50 | 1.00 |
| Tot: | MLB (5 yrs) | MLB | 3 | 8 | 3.77 | 87 | 7 | 1 | 1 | 30 | 80 | 3 | 129.0 | 130 | 61 | 54 | 6 | 73 | 59 | 6 | 1 | 4 | 1.57 | 9.07 | 0.42 | 5.09 | 4.12 | 4.26 | 0.81 | ||||
| Tot: | NL (5 yrs) | NL | 3 | 8 | 3.77 | 87 | 7 | 1 | 1 | 30 | 80 | 3 | 129.0 | 130 | 61 | 54 | 6 | 73 | 59 | 6 | 1 | 4 | 1.57 | 9.07 | 0.42 | 5.09 | 4.12 | 4.26 | 0.81 | ||||
| Tot: | Minors (4 yrs) | Minors | 15 | 13 | 3.80 | 55 | 22 | 6 | 0 | 0 | 33 | 1 | 213.0 | 219 | 112 | 90 | 17 | 79 | 99 | 9 | 0 | 2 | 1.40 | 9.25 | 0.72 | 3.34 | 4.18 | 4.73 | 1.25 | ||||
| Tot: | AAA (4 yrs) | AAA | 15 | 13 | 3.80 | 55 | 22 | 6 | 0 | 0 | 33 | 1 | 213.0 | 219 | 112 | 90 | 17 | 79 | 99 | 9 | 0 | 2 | 1.40 | 9.25 | 0.72 | 3.34 | 4.18 | 4.73 | 1.25 | ||||
| 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 |
| 1974 | Houston Astros | NL | MLB | HOU | 31 | 21 | P | 5 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 2 | 0 | 0 | 0 | 0 | 8 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 37.50 | 0.00 | 0.00 | |
| 1975 | Houston Astros | NL | MLB | HOU | 31 | 22 | P | 7 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 66.67 | 0.00 | 0.00 | |
| 1976 | Houston Astros | NL | MLB | HOU | 31 | 23 | P | 19 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1977 | Tidewater Tides | IL | AAA | NYN | - | 24 | P | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 50.00 | 0.00 | 0.00 | |
| 1977 | New York Mets | NL | MLB | NYN | 43 | 24 | P | 25 | 1 | 1 | 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 | |
| 1978 | New York Mets | NL | MLB | NYN | 43 | 25 | P | 27 | 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 | |
| Tot: | MLB (5 yrs) | MLB | 83 | 13 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 2 | 0 | 0 | 0 | 0 | 15 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 33.33 | ||||||||
| Tot: | NL (5 yrs) | NL | 83 | 13 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 2 | 0 | 0 | 0 | 0 | 15 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 33.33 | ||||||||
| Tot: | Minors (1 yrs) | Minors | 11 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 50.00 | ||||||||
| Tot: | AAA (1 yrs) | AAA | 11 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 50.00 | ||||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||||
| Avg: | Minors - 162 game avg | College | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 24 | 46 | 51 | 30 | 51 | 32 | .466 |