2009-09-09 Mark Kotsay 1B WAA
| Rank | WAA | BA | OBP | PA | Rbis | Runs | Tm |
| XXXXX | -0.86 | 0.257 | 0.291 | 79 | 5 | 5 | BOS |
| XXXXX | 0.32 | 0.290 | 0.338 | 71 | 11 | 9 | CHA |
| XXXXX | -0.53 | 0.272 | 0.313 | 150 | 16 | 14 | TOT |
The line graph below shows daily WAA and Batting Average for reference. Fluctuation in batting average decreases as a season progresses. BA for pitchers is batting average against.
Mark Kotsay 2009 Bi-Weekly Snapshots
Post Season Mark Kotsay WAA
Mark Kotsay Post Season Games
| Rank | WAA | BA | OBP | PA | Rbis | Runs | Tm |
| XXXXX | -0.66 | 0.25 | 0.25 | 40 | 0 | 2 | BOS |
| XXXXX | 0.04 | 0.2 | 0.25 | 32 | 2 | 5 | OAK |
| XXXXX | -0.01 | 0.083 | 0.267 | 15 | 1 | 2 | MIL |
| XXXXX | -0.64 | 0.207 | 0.253 | 87 | 3 | 9 | TOT |