| Beskrywing |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
2013 |
| Getal inskrywings |
617 |
540 |
623 |
663 |
594 |
608 |
614 |
603 |
535 |
615 |
| Getal steeds ingeskryf na 1 jaar |
531 |
466 |
564 |
586 |
536 |
548 |
550 |
546 |
499 |
569 |
| Getal steeds ingeskryf na 2 jaar |
520 |
454 |
541 |
561 |
503 |
528 |
523 |
524 |
479 |
- |
| Getal verloor na 1 jaar |
86 |
74 |
59 |
77 |
58 |
60 |
64 |
57 |
36 |
46 |
| Getal verloor na 2 jaar |
97 |
86 |
82 |
102 |
91 |
80 |
91 |
79 |
56 |
- |
| Persentasie verloor na 1 jaar |
13.94 |
13.70 |
9.47 |
11.61 |
9.76 |
9.87 |
10.42 |
9.45 |
6.73 |
7.48 |
| Persentasie verloor na 2 jaar |
15.72 |
15.93 |
13.16 |
15.38 |
15.32 |
13.16 |
14.82 |
13.10 |
10.47 |
- |
Getal verloor in jaar 2 |
11 |
12 |
23 |
25 |
33 |
20 |
27 |
22 |
20 |
- |
| Persentasie verloor in jaar 2 |
1.78 |
2.22 |
3.69 |
3.77 |
5.56 |
3.29 |
4.40 |
3.65 |
3.74 |
- |
| Persentasie behoue na 1 jaar |
86.06 |
86.30 |
90.53 |
88.39 |
90.24 |
90.13 |
89.58 |
90.55 |
93.27 |
92.52 |
| Persentasie behoue na 2 jaar |
84.28 |
84.07 |
86.84 |
84.62 |
84.68 |
86.84 |
85.18 |
86.90 |
89.53 |
- |