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| Progressive Innings Pitched Leaderboard | |
| This table is a snapshot of the career, single-season, active, and yearly leaders at the end of each season. | |
| * - Indicates Hall of Fame
Bold - Indicates active player |
| Year | Career | IP | Single-Season | IP | Active | IP | Yearly | IP |
| 2009 | George Anderson | 264.0 | George Anderson | 264.0 | George Anderson | 264.0 | George Anderson | 264.0 |
| 2010 | James Sousa | 548.3 | James Sousa | 287.0 | James Sousa | 548.3 | James Sousa | 287.0 |
| 2011 | Bobby Grimes | 790.7 | James Sousa | 287.0 | Bobby Grimes | 790.7 | Bobby Grimes | 284.7 |
| 2012 | Bobby Grimes | 1077.3 | Richard Dicks | 297.0 | Bobby Grimes | 1077.3 | Richard Dicks | 297.0 |
| 2013 | Bobby Grimes | 1349.3 | Richard Dicks | 297.0 | Bobby Grimes | 1349.3 | Angel Rodriguez | 290.0 |
| 2014 | Bobby Grimes | 1625.3 | Richard Dicks | 297.0 | Bobby Grimes | 1625.3 | Joseph Allen | 278.3 |
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