| Beskrywing |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
2013 |
2014 |
| Getal inskrywings |
294 |
290 |
293 |
341 |
359 |
462 |
377 |
304 |
317 |
308 |
| Getal steeds ingeskryf na 1 jaar |
200 |
222 |
232 |
272 |
284 |
377 |
315 |
259 |
267 |
266 |
| Getal steeds ingeskryf na 2 jaar |
182 |
202 |
216 |
240 |
251 |
341 |
274 |
236 |
223 |
- |
| Getal verloor na 1 jaar |
94 |
68 |
61 |
69 |
75 |
85 |
62 |
45 |
50 |
42 |
| Getal verloor na 2 jaar |
112 |
88 |
77 |
101 |
108 |
121 |
103 |
68 |
94 |
- |
| Persentasie verloor na 1 jaar |
31.97 |
23.45 |
20.82 |
20.23 |
20.89 |
18.40 |
16.45 |
14.80 |
15.77 |
13.64 |
| Persentasie verloor na 2 jaar |
38.10 |
30.34 |
26.28 |
29.62 |
30.08 |
26.19 |
27.32 |
22.37 |
29.65 |
- |
Getal verloor in jaar 2 |
18 |
20 |
16 |
32 |
33 |
36 |
41 |
23 |
44 |
- |
| Persentasie verloor in jaar 2 |
6.12 |
6.90 |
5.46 |
9.38 |
9.19 |
7.79 |
10.88 |
7.57 |
13.88 |
- |
| Persentasie behoue na 1 jaar |
68.03 |
76.55 |
79.18 |
79.77 |
79.11 |
81.60 |
83.55 |
85.20 |
84.23 |
86.36 |
| Persentasie behoue na 2 jaar |
61.90 |
69.66 |
73.72 |
70.38 |
69.92 |
73.81 |
72.68 |
77.63 |
70.35 |
- |