| Beskrywing |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
| Getal inskrywings |
331 |
256 |
249 |
245 |
262 |
311 |
295 |
370 |
372 |
441 |
| Getal steeds ingeskryf na 1 jaar |
270 |
204 |
207 |
196 |
223 |
239 |
242 |
303 |
315 |
350 |
| Getal steeds ingeskryf na 2 jaar |
258 |
197 |
198 |
192 |
213 |
227 |
235 |
293 |
297 |
- |
| Getal verloor na 1 jaar |
61 |
52 |
42 |
49 |
39 |
72 |
53 |
67 |
57 |
91 |
| Getal verloor na 2 jaar |
73 |
59 |
51 |
53 |
49 |
84 |
60 |
77 |
75 |
- |
| Persentasie verloor na 1 jaar |
18.43 |
20.31 |
16.87 |
20.00 |
14.89 |
23.15 |
17.97 |
18.11 |
15.32 |
20.63 |
| Persentasie verloor na 2 jaar |
22.05 |
23.05 |
20.48 |
21.63 |
18.70 |
27.01 |
20.34 |
20.81 |
20.16 |
- |
Getal verloor in jaar 2 |
12 |
7 |
9 |
4 |
10 |
12 |
7 |
10 |
18 |
- |
| Persentasie verloor in jaar 2 |
3.63 |
2.73 |
3.61 |
1.63 |
3.82 |
3.86 |
2.37 |
2.70 |
4.84 |
- |
| Persentasie behoue na 1 jaar |
81.57 |
79.69 |
83.13 |
80.00 |
85.11 |
76.85 |
82.03 |
81.89 |
84.68 |
79.37 |
| Persentasie behoue na 2 jaar |
77.95 |
76.95 |
79.52 |
78.37 |
81.30 |
72.99 |
79.66 |
79.19 |
79.84 |
- |