| Beskrywing |
1999 |
2000 |
2001 |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
| Getal inskrywings |
720 |
700 |
775 |
778 |
673 |
681 |
646 |
661 |
683 |
680 |
| Getal steeds ingeskryf na 1 jaar |
558 |
576 |
614 |
613 |
507 |
519 |
506 |
536 |
532 |
562 |
| Getal steeds ingeskryf na 2 jaar |
495 |
502 |
550 |
567 |
462 |
480 |
473 |
493 |
501 |
- |
| Getal verloor na 1 jaar |
162 |
124 |
161 |
165 |
166 |
162 |
140 |
125 |
151 |
118 |
| Getal verloor na 2 jaar |
225 |
198 |
225 |
211 |
211 |
201 |
173 |
168 |
182 |
- |
| Persentasie verloor na 1 jaar |
22.50 |
17.71 |
20.77 |
21.21 |
24.67 |
23.79 |
21.67 |
18.91 |
22.11 |
17.35 |
| Persentasie verloor na 2 jaar |
31.25 |
28.29 |
29.03 |
27.12 |
31.35 |
29.52 |
26.78 |
25.42 |
26.65 |
- |
Getal verloor in jaar 2 |
63 |
74 |
64 |
46 |
45 |
39 |
33 |
43 |
31 |
- |
| Persentasie verloor in jaar 2 |
8.75 |
10.57 |
8.26 |
5.91 |
6.69 |
5.73 |
5.11 |
6.51 |
4.54 |
- |
| Persentasie behoue na 1 jaar |
77.50 |
82.29 |
79.23 |
78.79 |
75.33 |
76.21 |
78.33 |
81.09 |
77.89 |
82.65 |
| Persentasie behoue na 2 jaar |
68.75 |
71.71 |
70.97 |
72.88 |
68.65 |
70.48 |
73.22 |
74.58 |
73.35 |
- |