| Beskrywing |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
2013 |
2014 |
| Getal inskrywings |
269 |
356 |
355 |
385 |
468 |
461 |
416 |
414 |
432 |
467 |
| Getal steeds ingeskryf na 1 jaar |
224 |
312 |
316 |
351 |
436 |
432 |
380 |
381 |
398 |
422 |
| Getal steeds ingeskryf na 2 jaar |
216 |
297 |
303 |
331 |
421 |
422 |
366 |
366 |
383 |
- |
| Getal verloor na 1 jaar |
45 |
44 |
39 |
34 |
32 |
29 |
36 |
33 |
34 |
45 |
| Getal verloor na 2 jaar |
53 |
59 |
52 |
54 |
47 |
39 |
50 |
48 |
49 |
- |
| Persentasie verloor na 1 jaar |
16.73 |
12.36 |
10.99 |
8.83 |
6.84 |
6.29 |
8.65 |
7.97 |
7.87 |
9.64 |
| Persentasie verloor na 2 jaar |
19.70 |
16.57 |
14.65 |
14.03 |
10.04 |
8.46 |
12.02 |
11.59 |
11.34 |
- |
Getal verloor in jaar 2 |
8 |
15 |
13 |
20 |
15 |
10 |
14 |
15 |
15 |
- |
| Persentasie verloor in jaar 2 |
2.97 |
4.21 |
3.66 |
5.19 |
3.21 |
2.17 |
3.37 |
3.62 |
3.47 |
- |
| Persentasie behoue na 1 jaar |
83.27 |
87.64 |
89.01 |
91.17 |
93.16 |
93.71 |
91.35 |
92.03 |
92.13 |
90.36 |
| Persentasie behoue na 2 jaar |
80.30 |
83.43 |
85.35 |
85.97 |
89.96 |
91.54 |
87.98 |
88.41 |
88.66 |
- |