| Beskrywing |
1998 |
1999 |
2000 |
2001 |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
| Getal inskrywings |
966 |
996 |
984 |
1014 |
960 |
1102 |
1262 |
1145 |
1236 |
1481 |
| Getal steeds ingeskryf na 1 jaar |
772 |
803 |
806 |
837 |
790 |
880 |
1022 |
934 |
1056 |
1224 |
| Getal steeds ingeskryf na 2 jaar |
676 |
726 |
752 |
770 |
707 |
828 |
968 |
870 |
997 |
- |
| Getal verloor na 1 jaar |
194 |
193 |
178 |
177 |
170 |
222 |
240 |
211 |
180 |
257 |
| Getal verloor na 2 jaar |
290 |
270 |
232 |
244 |
253 |
274 |
294 |
275 |
239 |
- |
| Persentasie verloor na 1 jaar |
20.08 |
19.38 |
18.09 |
17.46 |
17.71 |
20.15 |
19.02 |
18.43 |
14.56 |
17.35 |
| Persentasie verloor na 2 jaar |
30.02 |
27.11 |
23.58 |
24.06 |
26.35 |
24.86 |
23.30 |
24.02 |
19.34 |
- |
Getal verloor in jaar 2 |
96 |
77 |
54 |
67 |
83 |
52 |
54 |
64 |
59 |
- |
| Persentasie verloor in jaar 2 |
9.94 |
7.73 |
5.49 |
6.61 |
8.65 |
4.72 |
4.28 |
5.59 |
4.77 |
- |
| Persentasie behoue na 1 jaar |
79.92 |
80.62 |
81.91 |
82.54 |
82.29 |
79.85 |
80.98 |
81.57 |
85.44 |
82.65 |
| Persentasie behoue na 2 jaar |
69.98 |
72.89 |
76.42 |
75.94 |
73.65 |
75.14 |
76.70 |
75.98 |
80.66 |
- |