career regular season statistics    
  
  | Year | Team | League | 
          W           
            Wins           
         | 
        
          L           
            Losses           
         | 
        
          ERA           
            Earned Run Average           
         | 
        
          G           
            Games           
         | 
        
          GS           
            Games Started           
         | 
        
          CG           
            Complete Games           
         | 
        
          SHO           
            Shutouts           
         | 
        
          SV           
            Saves           
         | 
        
          HLD           
            Holds           
         | 
        
          IP           
            Innings Pitched           
         | 
        
          H           
            Hits Allowed           
         | 
        
          R           
            Runs Allowed           
         | 
        
          ER           
            Earned Runs           
         | 
        
          HR           
            Home Runs Allowed           
         | 
        
          BB           
            Walks           
         | 
        
          SO           
            Strikeouts           
         | 
        
          WHIP           
            Walks and Hits Per Inning Pitched           
         | 
      
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2016 | Las Vegas | AAA | 0 | 4 | 10.45 | 14 | 5 | 0 | 0 | 0 | 0 | 31 | 53 | 37 | 36 | 3 | 18 | 29 | 2.29 | 
| 2015 | Texas | AL | 0 | 1 | 3.97 | 8 | 0 | 0 | 0 | 0 | 0 | 11.1 | 11 | 5 | 5 | 1 | 3 | 7 | 1.24 | 
| 2015 | Round Rock | AAA | 5 | 3 | 5.4 | 17 | 12 | 0 | 0 | 0 | 0 | 71.2 | 86 | 44 | 43 | 9 | 33 | 60 | 1.66 | 
| 2014 | Pittsburgh | NL | 2 | 1 | 5.23 | 20 | 0 | 0 | 0 | 0 | 0 | 32.2 | 34 | 19 | 19 | 5 | 16 | 38 | 1.53 | 
| 2014 | Indianapolis | AAA | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | |
| 2014 | Altoona | AA | 0 | 0 | 1.42 | 5 | 3 | 0 | 0 | 0 | 6.1 | 6 | 3 | 1 | 0 | 5 | 6 | 1.74 | |
| 2014 | Bradenton | A | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 1 | 2 | 0.5 | |
| 2013 | Pittsburgh | NL | 0 | 0 | 1.93 | 5 | 0 | 0 | 0 | 0 | 1 | 9.1 | 6 | 4 | 2 | 0 | 2 | 9 | 0.86 | 
| 2013 | Indianapolis | AAA | 2 | 6 | 3.13 | 14 | 14 | 1 | 0 | 0 | 92 | 76 | 38 | 32 | 6 | 21 | 62 | 1.05 | |
| 2013 | Altoona | AA | 4 | 3 | 3.61 | 13 | 13 | 1 | 0 | 0 | 77.1 | 74 | 36 | 31 | 8 | 35 | 61 | 1.41 | |
| 2012 | Portland | AA | 6 | 7 | 4.59 | 22 | 22 | 1 | 0 | 0 | 115.2 | 115 | 66 | 59 | 9 | 42 | 86 | 1.36 | |
| 2011 | Portland | AA | 0 | 9 | 9.12 | 15 | 15 | 0 | 0 | 0 | 50.1 | 75 | 57 | 51 | 8 | 23 | 30 | 1.95 | |
| 2011 | Salem | A | 6 | 4 | 4.53 | 11 | 10 | 0 | 0 | 0 | 51.2 | 50 | 29 | 26 | 8 | 16 | 35 | 1.28 | |
| 2010 | Salem | A | 9 | 11 | 4.06 | 26 | 26 | 0 | 0 | 0 | 128.2 | 120 | 65 | 58 | 11 | 42 | 102 | 1.26 | |
| 2009 | Greenville | A | 10 | 7 | 3.82 | 24 | 23 | 1 | 0 | 0 | 117.2 | 135 | 62 | 50 | 12 | 29 | 103 | 1.39 | |
| 2008 | Lowell | A | 5 | 2 | 3.14 | 13 | 11 | 0 | 0 | 0 | 63 | 51 | 25 | 22 | 7 | 17 | 61 | 1.08 | |
| Total | MLB | 2 | 2 | 4.39 | 33 | 0 | 0 | 0 | 0 | 53.1 | 51 | 28 | 26 | 6 | 21 | 54 | 1.35 | ||
| Total | AL | 0 | 1 | 3.97 | 8 | 0 | 0 | 0 | 0 | 11.1 | 11 | 5 | 5 | 1 | 3 | 7 | 1.24 | ||
| Total | NL | 2 | 1 | 4.5 | 25 | 0 | 0 | 0 | 0 | 42 | 40 | 23 | 21 | 5 | 18 | 47 | 1.38 | ||
| Total | AAA | 7 | 13 | 5.08 | 46 | 31 | 1 | 0 | 1 | 196.2 | 215 | 119 | 111 | 18 | 72 | 152 | 1.46 | ||
| Total | AA | 10 | 19 | 5.12 | 55 | 53 | 2 | 0 | 0 | 249.2 | 270 | 162 | 142 | 25 | 105 | 183 | 1.5 | ||
| Total | A | 30 | 24 | 3.87 | 75 | 70 | 1 | 0 | 0 | 363 | 356 | 181 | 156 | 38 | 105 | 303 | 1.27 |