Twenty20 Bowling in Each Season by James Anderson
| Season | | Balls | Mdns | Runs | Wkts | BB | Ave | 4wI | 5wI | SRate | Econ |
| 2004 | (England) | 60 | 0 | 73 | 2 | 2-28 | 36.50 | 0 | 0 | 30.00 | 7.30 |
| 2005 | (England) | 208 | 0 | 307 | 10 | 2-25 | 30.70 | 0 | 0 | 20.80 | 8.85 |
| 2006-07 | (Australia) | 24 | 0 | 64 | 1 | 1-64 | 64.00 | 0 | 0 | 24.00 | 16.00 |
| 2007 | (England) | 105 | 0 | 147 | 4 | 2-37 | 36.75 | 0 | 0 | 26.25 | 8.40 |
| 2007-08 | (South Africa) | 90 | 0 | 102 | 3 | 2-24 | 34.00 | 0 | 0 | 30.00 | 6.80 |
| 2007-08 | (New Zealand) | 48 | 0 | 67 | 2 | 1-31 | 33.50 | 0 | 0 | 24.00 | 8.37 |
| 2008 | (England) | 42 | 1 | 49 | 3 | 2-25 | 16.33 | 0 | 0 | 14.00 | 7.00 |
| 2008-09 | (West Indies) | 36 | 0 | 39 | 2 | 1-19 | 19.50 | 0 | 0 | 18.00 | 6.50 |
| 2009 | (England) | 128 | 0 | 159 | 5 | 3-23 | 31.80 | 0 | 0 | 25.60 | 7.45 |
| 2009-10 | (South Africa) | 42 | 0 | 52 | 1 | 1-28 | 52.00 | 0 | 0 | 42.00 | 7.42 |
| 2010 | (England) | 48 | 0 | 77 | 2 | 2-38 | 38.50 | 0 | 0 | 24.00 | 9.62 |
| 2011 | (England) | 24 | 0 | 54 | 2 | 2-54 | 27.00 | 0 | 0 | 12.00 | 13.50 |
| 2014 | (England) | 78 | 0 | 128 | 4 | 2-24 | 32.00 | 0 | 0 | 19.50 | 9.84 |