First-Class Batting and Fielding in Each Season by Jacob Duffy
| Season | | Matches | Inns | Not Out | Runs | HS | Ave | 100 | 50 | Ct | St |
| 2011-12 | (New Zealand) | 1 | 0 | | | | | | | 0 | |
| 2012-13 | (New Zealand) | 7 | 8 | 5 | 31 | 12* | 10.33 | 0 | 0 | 2 | |
| 2013-14 | (New Zealand) | 4 | 5 | 1 | 19 | 10 | 4.75 | 0 | 0 | 3 | |
| 2014-15 | (New Zealand) | 9 | 9 | 4 | 75 | 37 | 15.00 | 0 | 0 | 7 | |
| 2015 | (England) | 1 | 2 | 1 | 1 | 1* | 1.00 | 0 | 0 | 0 | |
| 2015-16 | (New Zealand) | 10 | 15 | 6 | 92 | 28 | 10.22 | 0 | 0 | 2 | |
| 2016-17 | (New Zealand) | 8 | 8 | 4 | 43 | 25 | 10.75 | 0 | 0 | 1 | |
| 2017-18 | (New Zealand) | 8 | 12 | 3 | 155 | 46 | 17.22 | 0 | 0 | 4 | |
| 2018-19 | (New Zealand) | 8 | 15 | 2 | 171 | 71 | 13.15 | 0 | 1 | 3 | |
| 2019-20 | (New Zealand) | 6 | 9 | 2 | 127 | 44 | 18.14 | 0 | 0 | 3 | |
| 2020-21 | (New Zealand) | 7 | 11 | 2 | 116 | 43 | 12.88 | 0 | 0 | 6 | |
| 2021-22 | (New Zealand) | 7 | 8 | 0 | 83 | 24 | 10.37 | 0 | 0 | 1 | |
| 2022 | (England) | 2 | 2 | 0 | 1 | 1 | 0.50 | 0 | 0 | 2 | |
| 2022-23 | (India) | 3 | 3 | 1 | 26 | 17* | 13.00 | 0 | 0 | 1 | |
| 2022-23 | (New Zealand) | 9 | 15 | 4 | 254 | 70 | 23.09 | 0 | 1 | 3 | |
| 2023-24 | (New Zealand) | 8 | 15 | 2 | 83 | 17* | 6.38 | 0 | 0 | 2 | |
| 2023-24 | (Australia) | 2 | 4 | 1 | 43 | 21* | 14.33 | 0 | 0 | 0 | |
| 2024 | (England) | 2 | 2 | 1 | 31 | 29 | 31.00 | 0 | 0 | 0 | |