Not enough days in 1987 season to compile WAA record.
| Date | Rank | WAA | TeamID |
|---|---|---|---|
| 19870430 | -005- | -1.53 | HOU |
| 19870514 | -023- | -1.48 | HOU |
| 19870528 | -037- | -1.47 | HOU |
| 19870611 | -062- | -1.45 | HOU |
| 19870625 | -081- | -1.45 | HOU |
| 19870709 | -097- | -1.44 | HOU |
| 19870726 | XXXXX | -1.20 | HOU |
| 19870809 | -088- | -1.70 | HOU |
| 19870823 | -104- | -1.69 | HOU |
| 19870906 | -110- | -1.72 | HOU |
| 19870920 | -117- | -1.72 | HOU |
| 19871004 | -142- | -1.62 | HOU |
Charlie Kerfeld Post Season Games
| Rank | WAA | IP | ERA | Gs | Gr | Tm |
|---|---|---|---|---|---|---|
| XXXXX | 0.13 | 4 | 2.25 | 0 | 3 | HOU |
_