| Beskrywing |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
2013 |
| Getal inskrywings |
249 |
245 |
262 |
311 |
295 |
370 |
372 |
441 |
298 |
350 |
| Getal steeds ingeskryf na 1 jaar |
207 |
196 |
223 |
239 |
243 |
303 |
316 |
349 |
268 |
320 |
| Getal steeds ingeskryf na 2 jaar |
198 |
192 |
213 |
227 |
236 |
293 |
298 |
321 |
255 |
- |
| Getal verloor na 1 jaar |
42 |
49 |
39 |
72 |
52 |
67 |
56 |
92 |
30 |
30 |
| Getal verloor na 2 jaar |
51 |
53 |
49 |
84 |
59 |
77 |
74 |
120 |
43 |
- |
| Persentasie verloor na 1 jaar |
16.87 |
20.00 |
14.89 |
23.15 |
17.63 |
18.11 |
15.05 |
20.86 |
10.07 |
8.57 |
| Persentasie verloor na 2 jaar |
20.48 |
21.63 |
18.70 |
27.01 |
20.00 |
20.81 |
19.89 |
27.21 |
14.43 |
- |
Getal verloor in jaar 2 |
9 |
4 |
10 |
12 |
7 |
10 |
18 |
28 |
13 |
- |
| Persentasie verloor in jaar 2 |
3.61 |
1.63 |
3.82 |
3.86 |
2.37 |
2.70 |
4.84 |
6.35 |
4.36 |
- |
| Persentasie behoue na 1 jaar |
83.13 |
80.00 |
85.11 |
76.85 |
82.37 |
81.89 |
84.95 |
79.14 |
89.93 |
91.43 |
| Persentasie behoue na 2 jaar |
79.52 |
78.37 |
81.30 |
72.99 |
80.00 |
79.19 |
80.11 |
72.79 |
85.57 |
- |