Twenty20 Batting and Fielding in Each Season by James Foster
| Season | | Matches | Inns | Not Out | Runs | HS | Ave | 100 | 50 | Ct | St |
| 2003 | (England) | 4 | 3 | 0 | 1 | 1 | 0.33 | 0 | 0 | 1 | |
| 2004 | (England) | 5 | 3 | 0 | 25 | 16 | 8.33 | 0 | 0 | 2 | 1 |
| 2005 | (England) | 7 | 5 | 3 | 91 | 62* | 45.50 | 0 | 1 | 4 | 5 |
| 2006 | (England) | 10 | 9 | 1 | 122 | 47* | 15.25 | 0 | 0 | 3 | 4 |
| 2007 | (England) | 8 | 7 | 1 | 135 | 52 | 22.50 | 0 | 1 | 3 | 1 |
| 2008 | (England) | 12 | 11 | 3 | 295 | 50* | 36.87 | 0 | 1 | 6 | 4 |
| 2009 | (England) | 12 | 10 | 3 | 106 | 23* | 15.14 | 0 | 0 | 6 | 6 |
| 2010 | (England) | 19 | 16 | 6 | 194 | 54* | 19.40 | 0 | 1 | 5 | 9 |
| 2011 | (England) | 13 | 11 | 5 | 174 | 31 | 29.00 | 0 | 0 | 6 | 4 |
| 2012 | (England) | 10 | 10 | 2 | 270 | 65* | 33.75 | 0 | 2 | 7 | 4 |
| 2012-13 | (New Zealand) | 8 | 7 | 1 | 176 | 48 | 29.33 | 0 | 0 | 3 | 1 |
| 2013 | (England) | 12 | 9 | 3 | 97 | 32* | 16.16 | 0 | 0 | 9 | 1 |
| 2014 | (England) | 15 | 9 | 4 | 142 | 36* | 28.40 | 0 | 0 | 4 | 2 |
| 2015 | (England) | 14 | 13 | 4 | 168 | 33 | 18.66 | 0 | 0 | 4 | 1 |
| 2016 | (England) | 15 | 7 | 0 | 54 | 27 | 7.71 | 0 | 0 | 6 | 1 |
| 2017 | (England) | 13 | 10 | 4 | 108 | 50 | 18.00 | 0 | 1 | 10 | 2 |
| 2018 | (England) | 2 | 1 | 0 | 0 | 0 | 0.00 | 0 | 0 | 0 | 1 |