| Beskrywing |
1998 |
1999 |
2000 |
2001 |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
| Getal inskrywings |
241 |
186 |
219 |
257 |
235 |
276 |
307 |
264 |
287 |
271 |
| Getal steeds ingeskryf na 1 jaar |
213 |
166 |
202 |
240 |
221 |
259 |
278 |
244 |
266 |
249 |
| Getal steeds ingeskryf na 2 jaar |
205 |
152 |
195 |
229 |
210 |
246 |
267 |
235 |
251 |
- |
| Getal verloor na 1 jaar |
28 |
20 |
17 |
17 |
14 |
17 |
29 |
20 |
21 |
22 |
| Getal verloor na 2 jaar |
36 |
34 |
24 |
28 |
25 |
30 |
40 |
29 |
36 |
- |
| Persentasie verloor na 1 jaar |
11.62 |
10.75 |
7.76 |
6.61 |
5.96 |
6.16 |
9.45 |
7.58 |
7.32 |
8.12 |
| Persentasie verloor na 2 jaar |
14.94 |
18.28 |
10.96 |
10.89 |
10.64 |
10.87 |
13.03 |
10.98 |
12.54 |
- |
Getal verloor in jaar 2 |
8 |
14 |
7 |
11 |
11 |
13 |
11 |
9 |
15 |
- |
| Persentasie verloor in jaar 2 |
3.32 |
7.53 |
3.20 |
4.28 |
4.68 |
4.71 |
3.58 |
3.41 |
5.23 |
- |
| Persentasie behoue na 1 jaar |
88.38 |
89.25 |
92.24 |
93.39 |
94.04 |
93.84 |
90.55 |
92.42 |
92.68 |
91.88 |
| Persentasie behoue na 2 jaar |
85.06 |
81.72 |
89.04 |
89.11 |
89.36 |
89.13 |
86.97 |
89.02 |
87.46 |
- |