| Beskrywing |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
2013 |
| Getal inskrywings |
263 |
217 |
269 |
238 |
257 |
336 |
309 |
277 |
270 |
298 |
| Getal steeds ingeskryf na 1 jaar |
221 |
178 |
241 |
212 |
236 |
312 |
290 |
258 |
258 |
280 |
| Getal steeds ingeskryf na 2 jaar |
212 |
172 |
227 |
202 |
222 |
303 |
286 |
250 |
244 |
- |
| Getal verloor na 1 jaar |
42 |
39 |
28 |
26 |
21 |
24 |
19 |
19 |
12 |
18 |
| Getal verloor na 2 jaar |
51 |
45 |
42 |
36 |
35 |
33 |
23 |
27 |
26 |
- |
| Persentasie verloor na 1 jaar |
15.97 |
17.97 |
10.41 |
10.92 |
8.17 |
7.14 |
6.15 |
6.86 |
4.44 |
6.04 |
| Persentasie verloor na 2 jaar |
19.39 |
20.74 |
15.61 |
15.13 |
13.62 |
9.82 |
7.44 |
9.75 |
9.63 |
- |
Getal verloor in jaar 2 |
9 |
6 |
14 |
10 |
14 |
9 |
4 |
8 |
14 |
- |
| Persentasie verloor in jaar 2 |
3.42 |
2.76 |
5.20 |
4.20 |
5.45 |
2.68 |
1.29 |
2.89 |
5.19 |
- |
| Persentasie behoue na 1 jaar |
84.03 |
82.03 |
89.59 |
89.08 |
91.83 |
92.86 |
93.85 |
93.14 |
95.56 |
93.96 |
| Persentasie behoue na 2 jaar |
80.61 |
79.26 |
84.39 |
84.87 |
86.38 |
90.18 |
92.56 |
90.25 |
90.37 |
- |