| Beskrywing |
1999 |
2000 |
2001 |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
| Getal inskrywings |
354 |
299 |
290 |
288 |
316 |
369 |
347 |
385 |
542 |
489 |
| Getal steeds ingeskryf na 1 jaar |
309 |
248 |
257 |
253 |
258 |
318 |
290 |
342 |
464 |
419 |
| Getal steeds ingeskryf na 2 jaar |
283 |
237 |
243 |
230 |
246 |
304 |
269 |
325 |
440 |
- |
| Getal verloor na 1 jaar |
45 |
51 |
33 |
35 |
58 |
51 |
57 |
43 |
78 |
70 |
| Getal verloor na 2 jaar |
71 |
62 |
47 |
58 |
70 |
65 |
78 |
60 |
102 |
- |
| Persentasie verloor na 1 jaar |
12.71 |
17.06 |
11.38 |
12.15 |
18.35 |
13.82 |
16.43 |
11.17 |
14.39 |
14.31 |
| Persentasie verloor na 2 jaar |
20.06 |
20.74 |
16.21 |
20.14 |
22.15 |
17.62 |
22.48 |
15.58 |
18.82 |
- |
Getal verloor in jaar 2 |
26 |
11 |
14 |
23 |
12 |
14 |
21 |
17 |
24 |
- |
| Persentasie verloor in jaar 2 |
7.34 |
3.68 |
4.83 |
7.99 |
3.80 |
3.79 |
6.05 |
4.42 |
4.43 |
- |
| Persentasie behoue na 1 jaar |
87.29 |
82.94 |
88.62 |
87.85 |
81.65 |
86.18 |
83.57 |
88.83 |
85.61 |
85.69 |
| Persentasie behoue na 2 jaar |
79.94 |
79.26 |
83.79 |
79.86 |
77.85 |
82.38 |
77.52 |
84.42 |
81.18 |
- |