First-Class Bowling in Each Season by Craig Williams
| Season | | Balls | Mdns | Runs | Wkts | BB | Ave | 5wI | 10wM |
| 2007-08 | (South Africa) | 246 | 4 | 183 | 5 | 2-48 | 36.60 | 0 | 0 |
| 2007-08 | (Namibia) | 388 | 5 | 257 | 9 | 3-46 | 28.55 | 0 | 0 |
| 2008 | (Bermuda) | 12 | 1 | 1 | 0 | | | | |
| 2008-09 | (Namibia) | 84 | 1 | 50 | 2 | 2-14 | 25.00 | 0 | 0 |
| 2008-09 | (South Africa) | 408 | 9 | 276 | 5 | 1-21 | 55.20 | 0 | 0 |
| 2009-10 | (Namibia) | 792 | 20 | 451 | 9 | 5-41 | 50.11 | 1 | 0 |
| 2009-10 | (South Africa) | 636 | 22 | 370 | 12 | 4-30 | 30.83 | 0 | 0 |
| 2010-11 | (Namibia) | 433 | 11 | 260 | 12 | 5-90 | 21.66 | 1 | 0 |
| 2010-11 | (South Africa) | 558 | 7 | 391 | 4 | 1-20 | 97.75 | 0 | 0 |
| 2010-11 | (United Arab Emirates) | 246 | 10 | 88 | 2 | 2-88 | 44.00 | 0 | 0 |
| 2011 | (Ireland) | | 0 | 0 | 0 | | | | |
| 2011-12 | (South Africa) | 670 | 24 | 334 | 18 | 5-44 | 18.55 | 1 | 0 |
| 2011-12 | (United Arab Emirates) | 24 | 1 | 20 | 1 | 1-20 | 20.00 | 0 | 0 |
| 2011-12 | (Namibia) | 516 | 11 | 276 | 5 | 3-68 | 55.20 | 0 | 0 |
| 2012-13 | (Namibia) | 200 | 1 | 138 | 3 | 2-58 | 46.00 | 0 | 0 |
| 2012-13 | (South Africa) | 75 | 0 | 37 | 1 | 1-11 | 37.00 | 0 | 0 |
| 2013 | (Namibia) | 118 | 5 | 73 | 1 | 1-34 | 73.00 | 0 | 0 |
| 2013-14 | (South Africa) | 77 | 1 | 42 | 0 | | | | |
| 2014-15 | (Namibia) | 162 | 2 | 89 | 3 | 2-52 | 29.66 | 0 | 0 |
| 2015-16 | (Namibia) | 96 | 0 | 55 | 1 | 1-30 | 55.00 | 0 | 0 |
| 2016-17 | (Papua New Guinea) | | 0 | 0 | 0 | | | | |
| 2016-17 | (South Africa) | | 0 | 0 | 0 | | | | |
| 2016-17 | (Namibia) | | 0 | 0 | 0 | | | | |
| 2017 | (Scotland) | 29 | 0 | 18 | 0 | | | | |
| 2017-18 | (United Arab Emirates) | 138 | 1 | 97 | 5 | 4-71 | 19.40 | 0 | 0 |
| 2017-18 | (Namibia) | 431 | 12 | 221 | 9 | 5-22 | 24.55 | 1 | 0 |
| 2017-18 | (South Africa) | 216 | 5 | 132 | 10 | 3-20 | 13.20 | 0 | 0 |