| Beskrywing |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
| Getal inskrywings |
401 |
348 |
363 |
386 |
399 |
386 |
507 |
497 |
555 |
391 |
| Getal steeds ingeskryf na 1 jaar |
334 |
296 |
302 |
338 |
314 |
325 |
409 |
407 |
458 |
348 |
| Getal steeds ingeskryf na 2 jaar |
326 |
286 |
298 |
322 |
304 |
312 |
389 |
389 |
415 |
- |
| Getal verloor na 1 jaar |
67 |
52 |
61 |
48 |
85 |
61 |
98 |
90 |
97 |
43 |
| Getal verloor na 2 jaar |
75 |
62 |
65 |
64 |
95 |
74 |
118 |
108 |
140 |
- |
| Persentasie verloor na 1 jaar |
16.71 |
14.94 |
16.80 |
12.44 |
21.30 |
15.80 |
19.33 |
18.11 |
17.48 |
11.00 |
| Persentasie verloor na 2 jaar |
18.70 |
17.82 |
17.91 |
16.58 |
23.81 |
19.17 |
23.27 |
21.73 |
25.23 |
- |
Getal verloor in jaar 2 |
8 |
10 |
4 |
16 |
10 |
13 |
20 |
18 |
43 |
- |
| Persentasie verloor in jaar 2 |
2.00 |
2.87 |
1.10 |
4.15 |
2.51 |
3.37 |
3.94 |
3.62 |
7.75 |
- |
| Persentasie behoue na 1 jaar |
83.29 |
85.06 |
83.20 |
87.56 |
78.70 |
84.20 |
80.67 |
81.89 |
82.52 |
89.00 |
| Persentasie behoue na 2 jaar |
81.30 |
82.18 |
82.09 |
83.42 |
76.19 |
80.83 |
76.73 |
78.27 |
74.77 |
- |