| Beskrywing |
1999 |
2000 |
2001 |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
| Getal inskrywings |
435 |
482 |
503 |
510 |
639 |
627 |
575 |
623 |
636 |
588 |
| Getal steeds ingeskryf na 1 jaar |
356 |
411 |
409 |
435 |
526 |
515 |
482 |
542 |
544 |
506 |
| Getal steeds ingeskryf na 2 jaar |
328 |
371 |
386 |
400 |
499 |
484 |
452 |
506 |
516 |
- |
| Getal verloor na 1 jaar |
79 |
71 |
94 |
75 |
113 |
112 |
93 |
81 |
92 |
82 |
| Getal verloor na 2 jaar |
107 |
111 |
117 |
110 |
140 |
143 |
123 |
117 |
120 |
- |
| Persentasie verloor na 1 jaar |
18.16 |
14.73 |
18.69 |
14.71 |
17.68 |
17.86 |
16.17 |
13.00 |
14.47 |
13.95 |
| Persentasie verloor na 2 jaar |
24.60 |
23.03 |
23.26 |
21.57 |
21.91 |
22.81 |
21.39 |
18.78 |
18.87 |
- |
Getal verloor in jaar 2 |
28 |
40 |
23 |
35 |
27 |
31 |
30 |
36 |
28 |
- |
| Persentasie verloor in jaar 2 |
6.44 |
8.30 |
4.57 |
6.86 |
4.23 |
4.94 |
5.22 |
5.78 |
4.40 |
- |
| Persentasie behoue na 1 jaar |
81.84 |
85.27 |
81.31 |
85.29 |
82.32 |
82.14 |
83.83 |
87.00 |
85.53 |
86.05 |
| Persentasie behoue na 2 jaar |
75.40 |
76.97 |
76.74 |
78.43 |
78.09 |
77.19 |
78.61 |
81.22 |
81.13 |
- |