| Beskrywing |
1998 |
1999 |
2000 |
2001 |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
| Getal inskrywings |
57 |
62 |
69 |
95 |
128 |
194 |
220 |
217 |
171 |
209 |
| Getal steeds ingeskryf na 1 jaar |
44 |
46 |
51 |
74 |
100 |
145 |
166 |
162 |
113 |
154 |
| Getal steeds ingeskryf na 2 jaar |
35 |
42 |
46 |
65 |
87 |
137 |
158 |
134 |
106 |
- |
| Getal verloor na 1 jaar |
13 |
16 |
18 |
21 |
28 |
49 |
54 |
55 |
58 |
55 |
| Getal verloor na 2 jaar |
22 |
20 |
23 |
30 |
41 |
57 |
62 |
83 |
65 |
- |
| Persentasie verloor na 1 jaar |
22.81 |
25.81 |
26.09 |
22.11 |
21.88 |
25.26 |
24.55 |
25.35 |
33.92 |
26.32 |
| Persentasie verloor na 2 jaar |
38.60 |
32.26 |
33.33 |
31.58 |
32.03 |
29.38 |
28.18 |
38.25 |
38.01 |
- |
Getal verloor in jaar 2 |
9 |
4 |
5 |
9 |
13 |
8 |
8 |
28 |
7 |
- |
| Persentasie verloor in jaar 2 |
15.79 |
6.45 |
7.25 |
9.47 |
10.16 |
4.12 |
3.64 |
12.90 |
4.09 |
- |
| Persentasie behoue na 1 jaar |
77.19 |
74.19 |
73.91 |
77.89 |
78.13 |
74.74 |
75.45 |
74.65 |
66.08 |
73.68 |
| Persentasie behoue na 2 jaar |
61.40 |
67.74 |
66.67 |
68.42 |
67.97 |
70.62 |
71.82 |
61.75 |
61.99 |
- |