Women's Twenty20 Batting and Fielding in Each Season by Erin Bermingham
| Season | | Matches | Inns | Not Out | Runs | HS | Ave | 100 | 50 | Ct | St |
| 2007-08 | (New Zealand) | 4 | 3 | 1 | 21 | 14 | 10.50 | 0 | 0 | 1 | |
| 2008-09 | (New Zealand) | 6 | 5 | 0 | 43 | 19 | 8.60 | 0 | 0 | 3 | |
| 2009-10 | (Australia) | 2 | 2 | 1 | 9 | 8* | 9.00 | 0 | 0 | 0 | |
| 2009-10 | (New Zealand) | 5 | 5 | 1 | 61 | 29* | 15.25 | 0 | 0 | 0 | |
| 2010 | (West Indies) | 3 | 1 | 0 | 0 | 0 | 0.00 | 0 | 0 | 0 | |
| 2010-11 | (New Zealand) | 18 | 11 | 4 | 75 | 25 | 10.71 | 0 | 0 | 0 | |
| 2011-12 | (New Zealand) | 10 | 5 | 1 | 47 | 21* | 11.75 | 0 | 0 | 3 | |
| 2012-13 | (New Zealand) | 6 | 4 | 0 | 70 | 28 | 17.50 | 0 | 0 | 3 | |
| 2012-13 | (Sri Lanka) | 4 | 2 | 0 | 6 | 5 | 3.00 | 0 | 0 | 1 | |
| 2013-14 | (New Zealand) | 4 | 3 | 1 | 38 | 23 | 19.00 | 0 | 0 | 0 | |
| 2013-14 | (West Indies) | 4 | 3 | 1 | 5 | 4* | 2.50 | 0 | 0 | 2 | |
| 2014 | (England) | 8 | 4 | 0 | 41 | 25 | 10.25 | 0 | 0 | 2 | |
| 2014-15 | (New Zealand) | 8 | 7 | 1 | 103 | 37* | 17.16 | 0 | 0 | 2 | |
| 2015-16 | (India) | 4 | 1 | 0 | 8 | 8 | 8.00 | 0 | 0 | 0 | |
| 2015-16 | (New Zealand) | 8 | 4 | 0 | 41 | 21 | 10.25 | 0 | 0 | 0 | |
| 2016-17 | (Australia) | 3 | 3 | 1 | 11 | 5 | 5.50 | 0 | 0 | 0 | |
| 2016-17 | (New Zealand) | 4 | 4 | 0 | 93 | 44 | 23.25 | 0 | 0 | 1 | |
| 2017-18 | (New Zealand) | 7 | 7 | 1 | 133 | 45 | 22.16 | 0 | 0 | 1 | |
| 2018-19 | (New Zealand) | 10 | 9 | 4 | 273 | 65* | 54.60 | 0 | 2 | 5 | |