| Beskrywing |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
| Getal inskrywings |
251 |
291 |
301 |
297 |
322 |
318 |
290 |
396 |
485 |
455 |
| Getal steeds ingeskryf na 1 jaar |
213 |
230 |
230 |
248 |
257 |
260 |
250 |
314 |
375 |
357 |
| Getal steeds ingeskryf na 2 jaar |
185 |
218 |
215 |
225 |
235 |
244 |
225 |
275 |
329 |
- |
| Getal verloor na 1 jaar |
38 |
61 |
71 |
49 |
65 |
58 |
40 |
82 |
110 |
98 |
| Getal verloor na 2 jaar |
66 |
73 |
86 |
72 |
87 |
74 |
65 |
121 |
156 |
- |
| Persentasie verloor na 1 jaar |
15.14 |
20.96 |
23.59 |
16.50 |
20.19 |
18.24 |
13.79 |
20.71 |
22.68 |
21.54 |
| Persentasie verloor na 2 jaar |
26.29 |
25.09 |
28.57 |
24.24 |
27.02 |
23.27 |
22.41 |
30.56 |
32.16 |
- |
Getal verloor in jaar 2 |
28 |
12 |
15 |
23 |
22 |
16 |
25 |
39 |
46 |
- |
| Persentasie verloor in jaar 2 |
11.16 |
4.12 |
4.98 |
7.74 |
6.83 |
5.03 |
8.62 |
9.85 |
9.48 |
- |
| Persentasie behoue na 1 jaar |
84.86 |
79.04 |
76.41 |
83.50 |
79.81 |
81.76 |
86.21 |
79.29 |
77.32 |
78.46 |
| Persentasie behoue na 2 jaar |
73.71 |
74.91 |
71.43 |
75.76 |
72.98 |
76.73 |
77.59 |
69.44 |
67.84 |
- |