| Beskrywing |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
2013 |
| Getal inskrywings |
332 |
269 |
356 |
354 |
385 |
468 |
460 |
416 |
414 |
431 |
| Getal steeds ingeskryf na 1 jaar |
290 |
224 |
312 |
315 |
351 |
436 |
431 |
380 |
381 |
397 |
| Getal steeds ingeskryf na 2 jaar |
282 |
216 |
297 |
302 |
331 |
421 |
421 |
365 |
365 |
- |
| Getal verloor na 1 jaar |
42 |
45 |
44 |
39 |
34 |
32 |
29 |
36 |
33 |
34 |
| Getal verloor na 2 jaar |
50 |
53 |
59 |
52 |
54 |
47 |
39 |
51 |
49 |
- |
| Persentasie verloor na 1 jaar |
12.65 |
16.73 |
12.36 |
11.02 |
8.83 |
6.84 |
6.30 |
8.65 |
7.97 |
7.89 |
| Persentasie verloor na 2 jaar |
15.06 |
19.70 |
16.57 |
14.69 |
14.03 |
10.04 |
8.48 |
12.26 |
11.84 |
- |
Getal verloor in jaar 2 |
8 |
8 |
15 |
13 |
20 |
15 |
10 |
15 |
16 |
- |
| Persentasie verloor in jaar 2 |
2.41 |
2.97 |
4.21 |
3.67 |
5.19 |
3.21 |
2.17 |
3.61 |
3.86 |
- |
| Persentasie behoue na 1 jaar |
87.35 |
83.27 |
87.64 |
88.98 |
91.17 |
93.16 |
93.70 |
91.35 |
92.03 |
92.11 |
| Persentasie behoue na 2 jaar |
84.94 |
80.30 |
83.43 |
85.31 |
85.97 |
89.96 |
91.52 |
87.74 |
88.16 |
- |