| Beskrywing |
1998 |
1999 |
2000 |
2001 |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
| Getal inskrywings |
129 |
130 |
122 |
105 |
104 |
162 |
293 |
266 |
253 |
225 |
| Getal steeds ingeskryf na 1 jaar |
97 |
112 |
99 |
85 |
81 |
144 |
261 |
222 |
219 |
189 |
| Getal steeds ingeskryf na 2 jaar |
95 |
104 |
91 |
80 |
73 |
137 |
247 |
216 |
203 |
- |
| Getal verloor na 1 jaar |
32 |
18 |
23 |
20 |
23 |
18 |
32 |
44 |
34 |
36 |
| Getal verloor na 2 jaar |
34 |
26 |
31 |
25 |
31 |
25 |
46 |
50 |
50 |
- |
| Persentasie verloor na 1 jaar |
24.81 |
13.85 |
18.85 |
19.05 |
22.12 |
11.11 |
10.92 |
16.54 |
13.44 |
16.00 |
| Persentasie verloor na 2 jaar |
26.36 |
20.00 |
25.41 |
23.81 |
29.81 |
15.43 |
15.70 |
18.80 |
19.76 |
- |
Getal verloor in jaar 2 |
2 |
8 |
8 |
5 |
8 |
7 |
14 |
6 |
16 |
- |
| Persentasie verloor in jaar 2 |
1.55 |
6.15 |
6.56 |
4.76 |
7.69 |
4.32 |
4.78 |
2.26 |
6.32 |
- |
| Persentasie behoue na 1 jaar |
75.19 |
86.15 |
81.15 |
80.95 |
77.88 |
88.89 |
89.08 |
83.46 |
86.56 |
84.00 |
| Persentasie behoue na 2 jaar |
73.64 |
80.00 |
74.59 |
76.19 |
70.19 |
84.57 |
84.30 |
81.20 |
80.24 |
- |