| Beskrywing |
1999 |
2000 |
2001 |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
| Getal inskrywings |
509 |
478 |
505 |
475 |
518 |
593 |
514 |
548 |
601 |
616 |
| Getal steeds ingeskryf na 1 jaar |
445 |
416 |
436 |
409 |
449 |
507 |
437 |
486 |
523 |
538 |
| Getal steeds ingeskryf na 2 jaar |
416 |
391 |
406 |
376 |
418 |
479 |
415 |
454 |
499 |
- |
| Getal verloor na 1 jaar |
64 |
62 |
69 |
66 |
69 |
86 |
77 |
62 |
78 |
78 |
| Getal verloor na 2 jaar |
93 |
87 |
99 |
99 |
100 |
114 |
99 |
94 |
102 |
- |
| Persentasie verloor na 1 jaar |
12.57 |
12.97 |
13.66 |
13.89 |
13.32 |
14.50 |
14.98 |
11.31 |
12.98 |
12.66 |
| Persentasie verloor na 2 jaar |
18.27 |
18.20 |
19.60 |
20.84 |
19.31 |
19.22 |
19.26 |
17.15 |
16.97 |
- |
Getal verloor in jaar 2 |
29 |
25 |
30 |
33 |
31 |
28 |
22 |
32 |
24 |
- |
| Persentasie verloor in jaar 2 |
5.70 |
5.23 |
5.94 |
6.95 |
5.98 |
4.72 |
4.28 |
5.84 |
3.99 |
- |
| Persentasie behoue na 1 jaar |
87.43 |
87.03 |
86.34 |
86.11 |
86.68 |
85.50 |
85.02 |
88.69 |
87.02 |
87.34 |
| Persentasie behoue na 2 jaar |
81.73 |
81.80 |
80.40 |
79.16 |
80.69 |
80.78 |
80.74 |
82.85 |
83.03 |
- |