| Beskrywing |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
2013 |
| Getal inskrywings |
220 |
242 |
291 |
347 |
383 |
303 |
280 |
398 |
338 |
381 |
| Getal steeds ingeskryf na 1 jaar |
196 |
221 |
280 |
313 |
361 |
290 |
270 |
378 |
319 |
362 |
| Getal steeds ingeskryf na 2 jaar |
192 |
217 |
276 |
305 |
349 |
283 |
265 |
367 |
312 |
- |
| Getal verloor na 1 jaar |
24 |
21 |
11 |
34 |
22 |
13 |
10 |
20 |
19 |
19 |
| Getal verloor na 2 jaar |
28 |
25 |
15 |
42 |
34 |
20 |
15 |
31 |
26 |
- |
| Persentasie verloor na 1 jaar |
10.91 |
8.68 |
3.78 |
9.80 |
5.74 |
4.29 |
3.57 |
5.03 |
5.62 |
4.99 |
| Persentasie verloor na 2 jaar |
12.73 |
10.33 |
5.15 |
12.10 |
8.88 |
6.60 |
5.36 |
7.79 |
7.69 |
- |
Getal verloor in jaar 2 |
4 |
4 |
4 |
8 |
12 |
7 |
5 |
11 |
7 |
- |
| Persentasie verloor in jaar 2 |
1.82 |
1.65 |
1.37 |
2.31 |
3.13 |
2.31 |
1.79 |
2.76 |
2.07 |
- |
| Persentasie behoue na 1 jaar |
89.09 |
91.32 |
96.22 |
90.20 |
94.26 |
95.71 |
96.43 |
94.97 |
94.38 |
95.01 |
| Persentasie behoue na 2 jaar |
87.27 |
89.67 |
94.85 |
87.90 |
91.12 |
93.40 |
94.64 |
92.21 |
92.31 |
- |