Academic year
| Value label | Value | Absolute frequency | Relative frequency |
|---|---|---|---|
| 2008 | 17 | 1.75% | |
| 2009 | 26 | 2.68% | |
| 2010 | 39 | 4.02% | |
| 2011 | 56 | 5.78% | |
| 2012 | 78 | 8.05% | |
| 2013 | 92 | 9.49% | |
| 2014 | 119 | 12.28% | |
| 2015 | 116 | 11.97% | |
| 2016 | 129 | 13.31% | |
| 2017 | 137 | 14.14% | |
| 2018 | 160 | 16.51% | |
| Total | 969 | 100.0% |



