| Beskrywing |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
| Getal inskrywings |
378 |
407 |
396 |
338 |
331 |
359 |
426 |
379 |
464 |
317 |
| Getal steeds ingeskryf na 1 jaar |
251 |
254 |
253 |
207 |
231 |
252 |
304 |
272 |
342 |
203 |
| Getal steeds ingeskryf na 2 jaar |
213 |
221 |
221 |
178 |
208 |
220 |
249 |
216 |
273 |
- |
| Getal verloor na 1 jaar |
127 |
153 |
143 |
131 |
100 |
107 |
122 |
107 |
122 |
114 |
| Getal verloor na 2 jaar |
165 |
186 |
175 |
160 |
123 |
139 |
177 |
163 |
191 |
- |
| Persentasie verloor na 1 jaar |
33.60 |
37.59 |
36.11 |
38.76 |
30.21 |
29.81 |
28.64 |
28.23 |
26.29 |
35.96 |
| Persentasie verloor na 2 jaar |
43.65 |
45.70 |
44.19 |
47.34 |
37.16 |
38.72 |
41.55 |
43.01 |
41.16 |
- |
Getal verloor in jaar 2 |
38 |
33 |
32 |
29 |
23 |
32 |
55 |
56 |
69 |
- |
| Persentasie verloor in jaar 2 |
10.05 |
8.11 |
8.08 |
8.58 |
6.95 |
8.91 |
12.91 |
14.78 |
14.87 |
- |
| Persentasie behoue na 1 jaar |
66.40 |
62.41 |
63.89 |
61.24 |
69.79 |
70.19 |
71.36 |
71.77 |
73.71 |
64.04 |
| Persentasie behoue na 2 jaar |
56.35 |
54.30 |
55.81 |
52.66 |
62.84 |
61.28 |
58.45 |
56.99 |
58.84 |
- |