| Beskrywing |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
2013 |
| Getal inskrywings |
216 |
235 |
245 |
268 |
260 |
288 |
307 |
281 |
306 |
326 |
| Getal steeds ingeskryf na 1 jaar |
191 |
206 |
226 |
239 |
223 |
260 |
268 |
241 |
270 |
286 |
| Getal steeds ingeskryf na 2 jaar |
181 |
197 |
215 |
225 |
210 |
241 |
255 |
229 |
257 |
- |
| Getal verloor na 1 jaar |
25 |
29 |
19 |
29 |
37 |
28 |
39 |
40 |
36 |
40 |
| Getal verloor na 2 jaar |
35 |
38 |
30 |
43 |
50 |
47 |
52 |
52 |
49 |
- |
| Persentasie verloor na 1 jaar |
11.57 |
12.34 |
7.76 |
10.82 |
14.23 |
9.72 |
12.70 |
14.23 |
11.76 |
12.27 |
| Persentasie verloor na 2 jaar |
16.20 |
16.17 |
12.24 |
16.04 |
19.23 |
16.32 |
16.94 |
18.51 |
16.01 |
- |
Getal verloor in jaar 2 |
10 |
9 |
11 |
14 |
13 |
19 |
13 |
12 |
13 |
- |
| Persentasie verloor in jaar 2 |
4.63 |
3.83 |
4.49 |
5.22 |
5.00 |
6.60 |
4.23 |
4.27 |
4.25 |
- |
| Persentasie behoue na 1 jaar |
88.43 |
87.66 |
92.24 |
89.18 |
85.77 |
90.28 |
87.30 |
85.77 |
88.24 |
87.73 |
| Persentasie behoue na 2 jaar |
83.80 |
83.83 |
87.76 |
83.96 |
80.77 |
83.68 |
83.06 |
81.49 |
83.99 |
- |