| Beskrywing |
1999 |
2000 |
2001 |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
| Getal inskrywings |
234 |
247 |
293 |
245 |
283 |
331 |
276 |
326 |
308 |
367 |
| Getal steeds ingeskryf na 1 jaar |
208 |
222 |
274 |
230 |
266 |
288 |
252 |
295 |
278 |
336 |
| Getal steeds ingeskryf na 2 jaar |
193 |
214 |
256 |
219 |
250 |
273 |
242 |
277 |
266 |
- |
| Getal verloor na 1 jaar |
26 |
25 |
19 |
15 |
17 |
43 |
24 |
31 |
30 |
31 |
| Getal verloor na 2 jaar |
41 |
33 |
37 |
26 |
33 |
58 |
34 |
49 |
42 |
- |
| Persentasie verloor na 1 jaar |
11.11 |
10.12 |
6.48 |
6.12 |
6.01 |
12.99 |
8.70 |
9.51 |
9.74 |
8.45 |
| Persentasie verloor na 2 jaar |
17.52 |
13.36 |
12.63 |
10.61 |
11.66 |
17.52 |
12.32 |
15.03 |
13.64 |
- |
Getal verloor in jaar 2 |
15 |
8 |
18 |
11 |
16 |
15 |
10 |
18 |
12 |
- |
| Persentasie verloor in jaar 2 |
6.41 |
3.24 |
6.14 |
4.49 |
5.65 |
4.53 |
3.62 |
5.52 |
3.90 |
- |
| Persentasie behoue na 1 jaar |
88.89 |
89.88 |
93.52 |
93.88 |
93.99 |
87.01 |
91.30 |
90.49 |
90.26 |
91.55 |
| Persentasie behoue na 2 jaar |
82.48 |
86.64 |
87.37 |
89.39 |
88.34 |
82.48 |
87.68 |
84.97 |
86.36 |
- |