| Beskrywing |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
| Getal inskrywings |
165 |
175 |
196 |
177 |
188 |
190 |
171 |
253 |
285 |
286 |
| Getal steeds ingeskryf na 1 jaar |
142 |
139 |
155 |
149 |
158 |
160 |
149 |
209 |
220 |
224 |
| Getal steeds ingeskryf na 2 jaar |
124 |
132 |
147 |
136 |
143 |
152 |
134 |
187 |
195 |
- |
| Getal verloor na 1 jaar |
23 |
36 |
41 |
28 |
30 |
30 |
22 |
44 |
65 |
62 |
| Getal verloor na 2 jaar |
41 |
43 |
49 |
41 |
45 |
38 |
37 |
66 |
90 |
- |
| Persentasie verloor na 1 jaar |
13.94 |
20.57 |
20.92 |
15.82 |
15.96 |
15.79 |
12.87 |
17.39 |
22.81 |
21.68 |
| Persentasie verloor na 2 jaar |
24.85 |
24.57 |
25.00 |
23.16 |
23.94 |
20.00 |
21.64 |
26.09 |
31.58 |
- |
Getal verloor in jaar 2 |
18 |
7 |
8 |
13 |
15 |
8 |
15 |
22 |
25 |
- |
| Persentasie verloor in jaar 2 |
10.91 |
4.00 |
4.08 |
7.34 |
7.98 |
4.21 |
8.77 |
8.70 |
8.77 |
- |
| Persentasie behoue na 1 jaar |
86.06 |
79.43 |
79.08 |
84.18 |
84.04 |
84.21 |
87.13 |
82.61 |
77.19 |
78.32 |
| Persentasie behoue na 2 jaar |
75.15 |
75.43 |
75.00 |
76.84 |
76.06 |
80.00 |
78.36 |
73.91 |
68.42 |
- |