| Beskrywing |
1999 |
2000 |
2001 |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
| Getal inskrywings |
179 |
195 |
202 |
205 |
212 |
211 |
220 |
236 |
239 |
214 |
| Getal steeds ingeskryf na 1 jaar |
144 |
171 |
166 |
171 |
165 |
159 |
184 |
191 |
188 |
183 |
| Getal steeds ingeskryf na 2 jaar |
129 |
148 |
151 |
153 |
157 |
153 |
167 |
174 |
177 |
- |
| Getal verloor na 1 jaar |
35 |
24 |
36 |
34 |
47 |
52 |
36 |
45 |
51 |
31 |
| Getal verloor na 2 jaar |
50 |
47 |
51 |
52 |
55 |
58 |
53 |
62 |
62 |
- |
| Persentasie verloor na 1 jaar |
19.55 |
12.31 |
17.82 |
16.59 |
22.17 |
24.64 |
16.36 |
19.07 |
21.34 |
14.49 |
| Persentasie verloor na 2 jaar |
27.93 |
24.10 |
25.25 |
25.37 |
25.94 |
27.49 |
24.09 |
26.27 |
25.94 |
- |
Getal verloor in jaar 2 |
15 |
23 |
15 |
18 |
8 |
6 |
17 |
17 |
11 |
- |
| Persentasie verloor in jaar 2 |
8.38 |
11.79 |
7.43 |
8.78 |
3.77 |
2.84 |
7.73 |
7.20 |
4.60 |
- |
| Persentasie behoue na 1 jaar |
80.45 |
87.69 |
82.18 |
83.41 |
77.83 |
75.36 |
83.64 |
80.93 |
78.66 |
85.51 |
| Persentasie behoue na 2 jaar |
72.07 |
75.90 |
74.75 |
74.63 |
74.06 |
72.51 |
75.91 |
73.73 |
74.06 |
- |