| Beskrywing |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
| Getal inskrywings |
229 |
271 |
289 |
251 |
273 |
263 |
299 |
424 |
357 |
369 |
| Getal steeds ingeskryf na 1 jaar |
215 |
254 |
260 |
231 |
253 |
243 |
280 |
390 |
330 |
344 |
| Getal steeds ingeskryf na 2 jaar |
204 |
241 |
250 |
223 |
240 |
235 |
272 |
362 |
310 |
- |
| Getal verloor na 1 jaar |
14 |
17 |
29 |
20 |
20 |
20 |
19 |
34 |
27 |
25 |
| Getal verloor na 2 jaar |
25 |
30 |
39 |
28 |
33 |
28 |
27 |
62 |
47 |
- |
| Persentasie verloor na 1 jaar |
6.11 |
6.27 |
10.03 |
7.97 |
7.33 |
7.60 |
6.35 |
8.02 |
7.56 |
6.78 |
| Persentasie verloor na 2 jaar |
10.92 |
11.07 |
13.49 |
11.16 |
12.09 |
10.65 |
9.03 |
14.62 |
13.17 |
- |
Getal verloor in jaar 2 |
11 |
13 |
10 |
8 |
13 |
8 |
8 |
28 |
20 |
- |
| Persentasie verloor in jaar 2 |
4.80 |
4.80 |
3.46 |
3.19 |
4.76 |
3.04 |
2.68 |
6.60 |
5.60 |
- |
| Persentasie behoue na 1 jaar |
93.89 |
93.73 |
89.97 |
92.03 |
92.67 |
92.40 |
93.65 |
91.98 |
92.44 |
93.22 |
| Persentasie behoue na 2 jaar |
89.08 |
88.93 |
86.51 |
88.84 |
87.91 |
89.35 |
90.97 |
85.38 |
86.83 |
- |