| Beskrywing |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
2013 |
2014 |
| Getal inskrywings |
202 |
184 |
216 |
239 |
279 |
351 |
283 |
233 |
221 |
211 |
| Getal steeds ingeskryf na 1 jaar |
143 |
144 |
174 |
206 |
232 |
289 |
235 |
196 |
187 |
181 |
| Getal steeds ingeskryf na 2 jaar |
133 |
133 |
163 |
180 |
207 |
265 |
207 |
179 |
160 |
- |
| Getal verloor na 1 jaar |
59 |
40 |
42 |
33 |
47 |
62 |
48 |
37 |
34 |
30 |
| Getal verloor na 2 jaar |
69 |
51 |
53 |
59 |
72 |
86 |
76 |
54 |
61 |
- |
| Persentasie verloor na 1 jaar |
29.21 |
21.74 |
19.44 |
13.81 |
16.85 |
17.66 |
16.96 |
15.88 |
15.38 |
14.22 |
| Persentasie verloor na 2 jaar |
34.16 |
27.72 |
24.54 |
24.69 |
25.81 |
24.50 |
26.86 |
23.18 |
27.60 |
- |
Getal verloor in jaar 2 |
10 |
11 |
11 |
26 |
25 |
24 |
28 |
17 |
27 |
- |
| Persentasie verloor in jaar 2 |
4.95 |
5.98 |
5.09 |
10.88 |
8.96 |
6.84 |
9.89 |
7.30 |
12.22 |
- |
| Persentasie behoue na 1 jaar |
70.79 |
78.26 |
80.56 |
86.19 |
83.15 |
82.34 |
83.04 |
84.12 |
84.62 |
85.78 |
| Persentasie behoue na 2 jaar |
65.84 |
72.28 |
75.46 |
75.31 |
74.19 |
75.50 |
73.14 |
76.82 |
72.40 |
- |