| Beskrywing |
1999 |
2000 |
2001 |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
| Getal inskrywings |
198 |
178 |
196 |
207 |
192 |
200 |
206 |
188 |
212 |
232 |
| Getal steeds ingeskryf na 1 jaar |
146 |
131 |
152 |
156 |
127 |
126 |
145 |
145 |
169 |
183 |
| Getal steeds ingeskryf na 2 jaar |
124 |
104 |
134 |
145 |
115 |
114 |
132 |
136 |
159 |
- |
| Getal verloor na 1 jaar |
52 |
47 |
44 |
51 |
65 |
74 |
61 |
43 |
43 |
49 |
| Getal verloor na 2 jaar |
74 |
74 |
62 |
62 |
77 |
86 |
74 |
52 |
53 |
- |
| Persentasie verloor na 1 jaar |
26.26 |
26.40 |
22.45 |
24.64 |
33.85 |
37.00 |
29.61 |
22.87 |
20.28 |
21.12 |
| Persentasie verloor na 2 jaar |
37.37 |
41.57 |
31.63 |
29.95 |
40.10 |
43.00 |
35.92 |
27.66 |
25.00 |
- |
| Getal verloor in jaar 2 |
22 |
27 |
18 |
11 |
12 |
12 |
13 |
9 |
10 |
- |
| Persentasie verloor in jaar 2 |
11.11 |
15.17 |
9.18 |
5.31 |
6.25 |
6.00 |
6.31 |
4.79 |
4.72 |
- |
| Persentasie behoue na 1 jaar |
73.74 |
73.60 |
77.55 |
75.36 |
66.15 |
63.00 |
70.39 |
77.13 |
79.72 |
78.88 |
| Persentasie behoue na 2 jaar |
62.63 |
58.43 |
68.37 |
70.05 |
59.90 |
57.00 |
64.08 |
72.34 |
75.00 |
- |