| Gender/Year | M | s.e | 95% confidence interval | F | p | |
|---|---|---|---|---|---|---|
| Lower bound | Upper bound | |||||
| Male | 53.57 | 4.84 | 41.73 | 65.41 | 2.740 | 0.132 |
| Female | 72.14 | 10.43 | 46.61 | 97.68 | ||
| 2012 | 54.5 | 6.5 | 41.5 | 75.75 | 2.388 | 0.140 |
| 2013 | 46.5 | 3.5 | 37.75 | 55.25 | ||
| 2014 | 39.5 | 6.5 | 23.25 | 55.75 | ||
| 2015 | 61.5 | 12.5 | 30.25 | 92.75 | ||
| 2016 | 75.0 | 8.0 | 55.0 | 95.0 | ||
| 2017 | 65.0 | 8.0 | 45.0 | 85.0 | ||
| 2018 | 98.0 | 27.0 | 30.5 | 165.5 | ||