| Beskrywing |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
2013 |
| Getal inskrywings |
396 |
338 |
331 |
359 |
426 |
378 |
462 |
316 |
195 |
266 |
| Getal steeds ingeskryf na 1 jaar |
253 |
207 |
231 |
252 |
304 |
271 |
341 |
210 |
148 |
189 |
| Getal steeds ingeskryf na 2 jaar |
221 |
178 |
208 |
220 |
249 |
215 |
281 |
170 |
131 |
- |
| Getal verloor na 1 jaar |
143 |
131 |
100 |
107 |
122 |
107 |
121 |
106 |
47 |
77 |
| Getal verloor na 2 jaar |
175 |
160 |
123 |
139 |
177 |
163 |
181 |
146 |
64 |
- |
| Persentasie verloor na 1 jaar |
36.11 |
38.76 |
30.21 |
29.81 |
28.64 |
28.31 |
26.19 |
33.54 |
24.10 |
28.95 |
| Persentasie verloor na 2 jaar |
44.19 |
47.34 |
37.16 |
38.72 |
41.55 |
43.12 |
39.18 |
46.20 |
32.82 |
- |
Getal verloor in jaar 2 |
32 |
29 |
23 |
32 |
55 |
56 |
60 |
40 |
17 |
- |
| Persentasie verloor in jaar 2 |
8.08 |
8.58 |
6.95 |
8.91 |
12.91 |
14.81 |
12.99 |
12.66 |
8.72 |
- |
| Persentasie behoue na 1 jaar |
63.89 |
61.24 |
69.79 |
70.19 |
71.36 |
71.69 |
73.81 |
66.46 |
75.90 |
71.05 |
| Persentasie behoue na 2 jaar |
55.81 |
52.66 |
62.84 |
61.28 |
58.45 |
56.88 |
60.82 |
53.80 |
67.18 |
- |