| Beskrywing |
1999 |
2000 |
2001 |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
| Getal inskrywings |
1000 |
983 |
1016 |
963 |
1100 |
1261 |
1144 |
1239 |
1480 |
1548 |
| Getal steeds ingeskryf na 1 jaar |
807 |
805 |
839 |
793 |
878 |
1021 |
933 |
1060 |
1234 |
1306 |
| Getal steeds ingeskryf na 2 jaar |
730 |
751 |
772 |
710 |
827 |
967 |
869 |
1005 |
1161 |
- |
| Getal verloor na 1 jaar |
193 |
178 |
177 |
170 |
222 |
240 |
211 |
179 |
246 |
242 |
| Getal verloor na 2 jaar |
270 |
232 |
244 |
253 |
273 |
294 |
275 |
234 |
319 |
- |
| Persentasie verloor na 1 jaar |
19.30 |
18.11 |
17.42 |
17.65 |
20.18 |
19.03 |
18.44 |
14.45 |
16.62 |
15.63 |
| Persentasie verloor na 2 jaar |
27.00 |
23.60 |
24.02 |
26.27 |
24.82 |
23.31 |
24.04 |
18.89 |
21.55 |
- |
Getal verloor in jaar 2 |
77 |
54 |
67 |
83 |
51 |
54 |
64 |
55 |
73 |
- |
| Persentasie verloor in jaar 2 |
7.70 |
5.49 |
6.59 |
8.62 |
4.64 |
4.28 |
5.59 |
4.44 |
4.93 |
- |
| Persentasie behoue na 1 jaar |
80.70 |
81.89 |
82.58 |
82.35 |
79.82 |
80.97 |
81.56 |
85.55 |
83.38 |
84.37 |
| Persentasie behoue na 2 jaar |
73.00 |
76.40 |
75.98 |
73.73 |
75.18 |
76.69 |
75.96 |
81.11 |
78.45 |
- |