| Beskrywing |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
2013 |
2014 |
| Getal inskrywings |
263 |
282 |
327 |
301 |
327 |
366 |
341 |
370 |
412 |
459 |
| Getal steeds ingeskryf na 1 jaar |
231 |
259 |
294 |
261 |
295 |
316 |
294 |
327 |
364 |
397 |
| Getal steeds ingeskryf na 2 jaar |
221 |
249 |
276 |
243 |
272 |
299 |
283 |
314 |
338 |
- |
| Getal verloor na 1 jaar |
32 |
23 |
33 |
40 |
32 |
50 |
47 |
43 |
48 |
62 |
| Getal verloor na 2 jaar |
42 |
33 |
51 |
58 |
55 |
67 |
58 |
56 |
74 |
- |
| Persentasie verloor na 1 jaar |
12.17 |
8.16 |
10.09 |
13.29 |
9.79 |
13.66 |
13.78 |
11.62 |
11.65 |
13.51 |
| Persentasie verloor na 2 jaar |
15.97 |
11.70 |
15.60 |
19.27 |
16.82 |
18.31 |
17.01 |
15.14 |
17.96 |
- |
Getal verloor in jaar 2 |
10 |
10 |
18 |
18 |
23 |
17 |
11 |
13 |
26 |
- |
| Persentasie verloor in jaar 2 |
3.80 |
3.55 |
5.50 |
5.98 |
7.03 |
4.64 |
3.23 |
3.51 |
6.31 |
- |
| Persentasie behoue na 1 jaar |
87.83 |
91.84 |
89.91 |
86.71 |
90.21 |
86.34 |
86.22 |
88.38 |
88.35 |
86.49 |
| Persentasie behoue na 2 jaar |
84.03 |
88.30 |
84.40 |
80.73 |
83.18 |
81.69 |
82.99 |
84.86 |
82.04 |
- |