Who stole Bill Belichick's cojones in 2012, and are they the same people who stole Mike Smith's cojones? Here are Aggressiveness Index numbers for all head coaches in 2012 plus an added bonus: updated career AI numbers for the top 84 head coaches going back to 1991.
| QB | John Skelton | ARI | 15 |
| QB | Sam Bradford | STL | 14 |
| RB | LaRod Stephens-Howling | ARI | 2 |
| RB | Daniel Thomas | MIA | 15 |
| RB | Daryl Richardson | STL | 15 |
| WR | Jon Baldwin | KC | 6 |
| WR | Rod Streater | OAK | 1 |
| WR | Emmanuel Sanders | PIT | 16 |
| K | Josh Scobee | JAC | 8 |
| K | Ryan Succop | KC | 5 |
| Total | 43 | ||