| Period | Age | Org | IP | W | L | S | Hld | QS | ERA | WHIP | H | K | BB | HR | K/9 | BB/9 | HR/9 | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Year to Date | 23 | STL | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Rest of Year | 23 | STL | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Full Year | 23 | STL | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Year | Org | Age | IP | ERA | WHIP | H | K | BB | HR | K/9 | BB/9 | HR/9 | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2012 | STL | 23 | 32 | 6.28 | 1.77 | 41 | 17 | 15 | 4 | 4.8 | 4.3 | 1.1 | -0.6 |
| 2013 | STL | 24 | 81 | 6.29 | 1.77 | 105 | 45 | 38 | 11 | 5.0 | 4.2 | 1.2 | -1.5 |
| 2014 | STL | 25 | 79 | 6.38 | 1.78 | 104 | 45 | 36 | 10 | 5.2 | 4.1 | 1.1 | -1.6 |
| 2015 | STL | 26 | 69 | 6.35 | 1.78 | 91 | 40 | 31 | 9 | 5.2 | 4.1 | 1.2 | -1.4 |
| 2016 | STL | 27 | 75 | 6.35 | 1.78 | 100 | 44 | 33 | 10 | 5.3 | 4.0 | 1.2 | -1.5 |
| 2017 | STL | 28 | 74 | 6.37 | 1.78 | 99 | 43 | 32 | 9 | 5.3 | 3.9 | 1.1 | -1.5 |
| 2018 | STL | 29 | 73 | 6.39 | 1.79 | 99 | 43 | 31 | 9 | 5.3 | 3.8 | 1.1 | -1.5 |
| Year | Age | Org | Tm | Lg | Class | G | GS | CG | GF | W | L | S | ERA | WHIP | IP | H | K | BB | HR | K/9 | BB/9 | HR/9 | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2008 | 19 | ken | Coll-C | 18 | 5 | 0 | 0 | 0 | 1 | 2 | 7.17 | 1.80 | 43 | 58 | 38 | 19 | 4 | 8.0 | 4.0 | 0.8 | -0.8 | ||
| 2009 | 20 | ken | Coll-C | 14 | 13 | 0 | 0 | 4 | 3 | 1 | 4.57 | 1.60 | 65 | 77 | 42 | 27 | 8 | 5.8 | 3.7 | 1.1 | 0.6 | ||
| 2010 | 21 | ken | Coll-C | 19 | 15 | 0 | 0 | 8 | 5 | 1 | 5.64 | 1.49 | 83 | 92 | 69 | 32 | 4 | 7.5 | 3.5 | 0.4 | -0.2 | ||
| 2011 | 22 | ken | Coll-C | 15 | 15 | 0 | 0 | 10 | 4 | 0 | 2.11 | 1.20 | 98 | 95 | 83 | 23 | 3 | 7.6 | 2.1 | 0.3 | 3.6 | ||
| 2011 | 22 | HOU | TRC | NYP | A- | 13 | 13 | 0 | 0 | 3 | 4 | 0 | 2.63 | 1.22 | 62 | 58 | 61 | 17 | 3 | 8.9 | 2.5 | 0.4 | 1.9 |
| 2012 | 23 | HOU | LEX | SAL | A | 7 | 6 | 0 | 0 | 1 | 1 | 0 | 10.23 | 2.41 | 22 | 40 | 15 | 13 | 7 | 6.1 | 5.3 | 2.9 | -1.2 |
| 2012 | 23 | HOU | AST | GCL | R | 5 | 5 | 0 | 0 | 0 | 2 | 0 | 3.12 | 1.49 | 9 | 10 | 7 | 3 | 0 | 7.2 | 3.1 | 0.0 | 0.2 |
| Year | Age | Org | Lg | Class | ERA | WHIP | IP | H | K | BB | HR | K/9 | BB/9 | HR/9 | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2008 | 19 | Coll-C | 9.64 | 2.43 | 37.81 | 66 | 22 | 26 | 8 | 5.2 | 6.2 | 1.9 | -1.7 | ||
| 2009 | 20 | Coll-C | 8.17 | 2.07 | 59.87 | 88 | 24 | 36 | 15 | 3.6 | 5.4 | 2.3 | -1.8 | ||
| 2010 | 21 | CS-C | 6.64 | 1.88 | 93.6 | 125 | 50 | 51 | 13 | 4.8 | 4.9 | 1.3 | -1.2 | ||
| 2011 | 22 | HOU | NL | A- | 5.38 | 1.59 | 147.03 | 181 | 85 | 53 | 16 | 5.2 | 3.2 | 1.0 | -0.1 |
| 2012 | 23 | STL | NL | A | 12.16 | 2.71 | 27.28 | 52 | 15 | 22 | 8 | 4.9 | 7.3 | 2.6 | -2.1 |