| Beskrywing |
1999 |
2000 |
2001 |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
| Getal inskrywings |
236 |
276 |
266 |
288 |
257 |
273 |
218 |
273 |
246 |
265 |
| Getal steeds ingeskryf na 1 jaar |
211 |
246 |
224 |
255 |
220 |
230 |
179 |
245 |
220 |
243 |
| Getal steeds ingeskryf na 2 jaar |
192 |
232 |
217 |
253 |
209 |
221 |
173 |
231 |
209 |
- |
| Getal verloor na 1 jaar |
25 |
30 |
42 |
33 |
37 |
43 |
39 |
28 |
26 |
22 |
| Getal verloor na 2 jaar |
44 |
44 |
49 |
35 |
48 |
52 |
45 |
42 |
37 |
- |
| Persentasie verloor na 1 jaar |
10.59 |
10.87 |
15.79 |
11.46 |
14.40 |
15.75 |
17.89 |
10.26 |
10.57 |
8.30 |
| Persentasie verloor na 2 jaar |
18.64 |
15.94 |
18.42 |
12.15 |
18.68 |
19.05 |
20.64 |
15.38 |
15.04 |
- |
Getal verloor in jaar 2 |
19 |
14 |
7 |
2 |
11 |
9 |
6 |
14 |
11 |
- |
| Persentasie verloor in jaar 2 |
8.05 |
5.07 |
2.63 |
0.69 |
4.28 |
3.30 |
2.75 |
5.13 |
4.47 |
- |
| Persentasie behoue na 1 jaar |
89.41 |
89.13 |
84.21 |
88.54 |
85.60 |
84.25 |
82.11 |
89.74 |
89.43 |
91.70 |
| Persentasie behoue na 2 jaar |
81.36 |
84.06 |
81.58 |
87.85 |
81.32 |
80.95 |
79.36 |
84.62 |
84.96 |
- |