Joan Guerrero
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Basic Statistics
| Basic Statistics |
| Year | Age | | Team | G | W | L | IP | TBF | H | 2B | 3B | HR | R | ER | BB | K | ERA | WHIP | RA9 |
| 2008 | | Rookie | DSL Devil Rays | 13 | 3 | 4 | 33.1 | 155 | 33 | 11 | 1 | 0 | 19 | 11 | 23 | 19 | 2.97 | 1.68 | 5.13 |
| 2009 | 18 | Rookie | DSL Devil Rays | 15 | 1 | 3 | 50.2 | 245 | 67 | 15 | 1 | 3 | 43 | 33 | 30 | 35 | 5.86 | 1.91 | 7.64 |
| 2011 | 20 | Rookie | DSL Rays | 3 | 1 | 0 | 12.2 | 55 | 7 | 0 | 0 | 0 | 5 | 2 | 8 | 8 | 1.42 | 1.18 | 3.55 |
| 2011 | 20 | Rookie | GCL Rays | 12 | 1 | 5 | 29.0 | 141 | 41 | 7 | 3 | 0 | 26 | 19 | 11 | 18 | 5.90 | 1.79 | 8.07 |
| 2012 | | Rookie | Princeton | 14 | 1 | 0 | 24.2 | 119 | 26 | 5 | 1 | 3 | 19 | 15 | 16 | 19 | 5.47 | 1.70 | 6.93 |
| Extended Statistics |
| Year | Age | | Team | BB/PA | K/PA | BABIP | GB% | HR/Air | FIP | BsRA9 |
| 2008 | | Rookie | DSL Devil Rays | 14.8% | 12.3% | .303 | 38% | 0% | 4.28 | 4.50 |
| 2009 | 18 | Rookie | DSL Devil Rays | 12.2% | 14.3% | .372 | 43% | 3% | 4.65 | 6.96 |
| 2011 | 20 | Rookie | GCL Rays | 7.8% | 12.8% | .398 | 38% | 0% | 3.52 | 5.82 |
| 2011 | 20 | Rookie | DSL Rays | 14.5% | 14.5% | .189 | 54% | 0% | 3.92 | 2.11 |
| 2012 | | Rookie | Princeton | 13.4% | 16.0% | .299 | 37% | 6% | 5.93 | 6.18 |
Extended Statistics
2012: Princeton | 2011: GCL Rays | 2011: DSL Rays
| Split Statistics with Princeton in 2012 |
| Split | IP | TBF | BB/PA | K/PA | BABIP | GB% | ERA |
| June | 7.0 | 27 | 14.8% | 18.5% | .111 | 50% | 0.00 |
| July | 10.0 | 53 | 15.1% | 20.8% | .400 | 39% | 9.00 |
| August | 7.2 | 39 | 10.3% | 7.7% | .310 | 27% | 5.87 |
| AWAY | 8.1 | 41 | 9.8% | 7.3% | .273 | 36% | 3.24 |
| HOME | 16.1 | 78 | 15.4% | 20.5% | .318 | 37% | 6.61 |
