| Beskrywing |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
2013 |
2014 |
| Getal inskrywings |
769 |
805 |
868 |
829 |
834 |
829 |
832 |
665 |
767 |
824 |
| Getal steeds ingeskryf na 1 jaar |
670 |
708 |
750 |
717 |
705 |
690 |
684 |
585 |
639 |
698 |
| Getal steeds ingeskryf na 2 jaar |
630 |
661 |
708 |
667 |
641 |
637 |
638 |
553 |
597 |
- |
| Getal verloor na 1 jaar |
99 |
97 |
118 |
112 |
129 |
139 |
148 |
80 |
128 |
126 |
| Getal verloor na 2 jaar |
139 |
144 |
160 |
162 |
193 |
192 |
194 |
112 |
170 |
- |
| Persentasie verloor na 1 jaar |
12.87 |
12.05 |
13.59 |
13.51 |
15.47 |
16.77 |
17.79 |
12.03 |
16.69 |
15.29 |
| Persentasie verloor na 2 jaar |
18.08 |
17.89 |
18.43 |
19.54 |
23.14 |
23.16 |
23.32 |
16.84 |
22.16 |
- |
| Getal verloor in jaar 2 |
40 |
47 |
42 |
50 |
64 |
53 |
46 |
32 |
42 |
- |
| Persentasie verloor in jaar 2 |
5.20 |
5.84 |
4.84 |
6.03 |
7.67 |
6.39 |
5.53 |
4.81 |
5.48 |
- |
| Persentasie behoue na 1 jaar |
87.13 |
87.95 |
86.41 |
86.49 |
84.53 |
83.23 |
82.21 |
87.97 |
83.31 |
84.71 |
| Persentasie behoue na 2 jaar |
81.92 |
82.11 |
81.57 |
80.46 |
76.86 |
76.84 |
76.68 |
83.16 |
77.84 |
- |