| Beskrywing |
1998 |
1999 |
2000 |
2001 |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
| Getal inskrywings |
105 |
105 |
101 |
110 |
101 |
135 |
84 |
168 |
157 |
186 |
| Getal steeds ingeskryf na 1 jaar |
87 |
91 |
83 |
86 |
85 |
110 |
70 |
135 |
122 |
148 |
| Getal steeds ingeskryf na 2 jaar |
75 |
87 |
78 |
81 |
75 |
103 |
71 |
124 |
117 |
- |
| Getal verloor na 1 jaar |
18 |
14 |
18 |
24 |
16 |
25 |
14 |
33 |
35 |
38 |
| Getal verloor na 2 jaar |
30 |
18 |
23 |
29 |
26 |
32 |
13 |
44 |
40 |
- |
| Persentasie verloor na 1 jaar |
17.14 |
13.33 |
17.82 |
21.82 |
15.84 |
18.52 |
16.67 |
19.64 |
22.29 |
20.43 |
| Persentasie verloor na 2 jaar |
28.57 |
17.14 |
22.77 |
26.36 |
25.74 |
23.70 |
15.48 |
26.19 |
25.48 |
- |
Getal verloor in jaar 2 |
12 |
4 |
5 |
5 |
10 |
7 |
-1 |
11 |
5 |
- |
| Persentasie verloor in jaar 2 |
11.43 |
3.81 |
4.95 |
4.55 |
9.90 |
5.19 |
-1.19 |
6.55 |
3.18 |
- |
| Persentasie behoue na 1 jaar |
82.86 |
86.67 |
82.18 |
78.18 |
84.16 |
81.48 |
83.33 |
80.36 |
77.71 |
79.57 |
| Persentasie behoue na 2 jaar |
71.43 |
82.86 |
77.23 |
73.64 |
74.26 |
76.30 |
84.52 |
73.81 |
74.52 |
- |