| Beskrywing |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
2013 |
2014 |
| Getal inskrywings |
560 |
568 |
558 |
549 |
776 |
832 |
702 |
513 |
660 |
585 |
| Getal steeds ingeskryf na 1 jaar |
425 |
435 |
433 |
443 |
627 |
641 |
569 |
442 |
538 |
472 |
| Getal steeds ingeskryf na 2 jaar |
390 |
399 |
410 |
406 |
550 |
575 |
508 |
399 |
464 |
- |
| Getal verloor na 1 jaar |
135 |
133 |
125 |
106 |
149 |
191 |
133 |
71 |
122 |
113 |
| Getal verloor na 2 jaar |
170 |
169 |
148 |
143 |
226 |
257 |
194 |
114 |
196 |
- |
| Persentasie verloor na 1 jaar |
24.11 |
23.42 |
22.40 |
19.31 |
19.20 |
22.96 |
18.95 |
13.84 |
18.48 |
19.32 |
| Persentasie verloor na 2 jaar |
30.36 |
29.75 |
26.52 |
26.05 |
29.12 |
30.89 |
27.64 |
22.22 |
29.70 |
- |
Getal verloor in jaar 2 |
35 |
36 |
23 |
37 |
77 |
66 |
61 |
43 |
74 |
- |
| Persentasie verloor in jaar 2 |
6.25 |
6.34 |
4.12 |
6.74 |
9.92 |
7.93 |
8.69 |
8.38 |
11.21 |
- |
| Persentasie behoue na 1 jaar |
75.89 |
76.58 |
77.60 |
80.69 |
80.80 |
77.04 |
81.05 |
86.16 |
81.52 |
80.68 |
| Persentasie behoue na 2 jaar |
69.64 |
70.25 |
73.48 |
73.95 |
70.88 |
69.11 |
72.36 |
77.78 |
70.30 |
- |