Jason Jennings
Batting
Baseball Reference Page
| Team | Year | Adj IP | W | L | BB | SO | ERA | RPG | Runs | Tot | R/IP | TE |
| COL | 2001 | 39.7 | 4 | 1 | 19 | 26 | 4.58 | 0.494 | 23.3 | 25.3 | 0.588 | 0.579 |
| COL | 2002 | 185.5 | 16 | 8 | 70 | 127 | 4.52 | 0.432 | 88.5 | 94.9 | 0.477 | 0.473 |
| COL | 2003 | 185.1 | 12 | 13 | 88 | 119 | 5.11 | 0.216 | 94.7 | 98.2 | 0.512 | 0.488 |
| COL | 2004 | 204.3 | 11 | 12 | 101 | 133 | 5.51 | 0.212 | 99.0 | 103.2 | 0.484 | 0.460 |
| COL | 2005 | 120.9 | 6 | 9 | 62 | 75 | 5.02 | -0.008 | 56.6 | 56.5 | 0.468 | 0.425 |
| COL | 2006 | 208.5 | 9 | 13 | 85 | 142 | 3.78 | 0.008 | 107.1 | 107.3 | 0.514 | 0.467 |
| HOU | 2007 | 101.4 | 2 | 9 | 34 | 71 | 6.45 | -0.020 | 42.8 | 42.6 | 0.422 | 0.388 |
| TEX | 2008 | 26.4 | 0 | 5 | 18 | 12 | 8.56 | | 7.8 | 7.5 | 0.295 | 0.286 |
| TEX | 2009 | 62.3 | 2 | 4 | 28 | 44 | 4.13 | -0.672 | 30.4 | 30.2 | 0.488 | 0.481 |