| Beskrywing |
1999 |
2000 |
2001 |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
| Getal inskrywings |
193 |
181 |
152 |
143 |
199 |
178 |
186 |
197 |
233 |
229 |
| Getal steeds ingeskryf na 1 jaar |
167 |
155 |
139 |
131 |
170 |
159 |
166 |
181 |
209 |
201 |
| Getal steeds ingeskryf na 2 jaar |
158 |
143 |
128 |
125 |
163 |
153 |
158 |
174 |
198 |
- |
| Getal verloor na 1 jaar |
26 |
26 |
13 |
12 |
29 |
19 |
20 |
16 |
24 |
28 |
| Getal verloor na 2 jaar |
35 |
38 |
24 |
18 |
36 |
25 |
28 |
23 |
35 |
- |
| Persentasie verloor na 1 jaar |
13.47 |
14.36 |
8.55 |
8.39 |
14.57 |
10.67 |
10.75 |
8.12 |
10.30 |
12.23 |
| Persentasie verloor na 2 jaar |
18.13 |
20.99 |
15.79 |
12.59 |
18.09 |
14.04 |
15.05 |
11.68 |
15.02 |
- |
| Getal verloor in jaar 2 |
9 |
12 |
11 |
6 |
7 |
6 |
8 |
7 |
11 |
- |
| Persentasie verloor in jaar 2 |
4.66 |
6.63 |
7.24 |
4.20 |
3.52 |
3.37 |
4.30 |
3.55 |
4.72 |
- |
| Persentasie behoue na 1 jaar |
86.53 |
85.64 |
91.45 |
91.61 |
85.43 |
89.33 |
89.25 |
91.88 |
89.70 |
87.77 |
| Persentasie behoue na 2 jaar |
81.87 |
79.01 |
84.21 |
87.41 |
81.91 |
85.96 |
84.95 |
88.32 |
84.98 |
- |