| Beskrywing |
1998 |
1999 |
2000 |
2001 |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
| Getal inskrywings |
315 |
328 |
332 |
374 |
331 |
256 |
249 |
245 |
264 |
312 |
| Getal steeds ingeskryf na 1 jaar |
249 |
274 |
280 |
317 |
270 |
204 |
207 |
196 |
224 |
239 |
| Getal steeds ingeskryf na 2 jaar |
225 |
251 |
265 |
305 |
258 |
197 |
198 |
192 |
213 |
- |
| Getal verloor na 1 jaar |
66 |
54 |
52 |
57 |
61 |
52 |
42 |
49 |
40 |
73 |
| Getal verloor na 2 jaar |
90 |
77 |
67 |
69 |
73 |
59 |
51 |
53 |
51 |
- |
| Persentasie verloor na 1 jaar |
20.95 |
16.46 |
15.66 |
15.24 |
18.43 |
20.31 |
16.87 |
20.00 |
15.15 |
23.40 |
| Persentasie verloor na 2 jaar |
28.57 |
23.48 |
20.18 |
18.45 |
22.05 |
23.05 |
20.48 |
21.63 |
19.32 |
- |
Getal verloor in jaar 2 |
24 |
23 |
15 |
12 |
12 |
7 |
9 |
4 |
11 |
- |
| Persentasie verloor in jaar 2 |
7.62 |
7.01 |
4.52 |
3.21 |
3.63 |
2.73 |
3.61 |
1.63 |
4.17 |
- |
| Persentasie behoue na 1 jaar |
79.05 |
83.54 |
84.34 |
84.76 |
81.57 |
79.69 |
83.13 |
80.00 |
84.85 |
76.60 |
| Persentasie behoue na 2 jaar |
71.43 |
76.52 |
79.82 |
81.55 |
77.95 |
76.95 |
79.52 |
78.37 |
80.68 |
- |