| Beskrywing |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
| Getal inskrywings |
684 |
628 |
581 |
668 |
760 |
696 |
968 |
1033 |
1026 |
1007 |
| Getal steeds ingeskryf na 1 jaar |
573 |
555 |
494 |
610 |
662 |
616 |
883 |
938 |
902 |
929 |
| Getal steeds ingeskryf na 2 jaar |
555 |
534 |
469 |
586 |
631 |
593 |
844 |
904 |
852 |
- |
| Getal verloor na 1 jaar |
111 |
73 |
87 |
58 |
98 |
80 |
85 |
95 |
124 |
78 |
| Getal verloor na 2 jaar |
129 |
94 |
112 |
82 |
129 |
103 |
124 |
129 |
174 |
- |
| Persentasie verloor na 1 jaar |
16.23 |
11.62 |
14.97 |
8.68 |
12.89 |
11.49 |
8.78 |
9.20 |
12.09 |
7.75 |
| Persentasie verloor na 2 jaar |
18.86 |
14.97 |
19.28 |
12.28 |
16.97 |
14.80 |
12.81 |
12.49 |
16.96 |
- |
Getal verloor in jaar 2 |
18 |
21 |
25 |
24 |
31 |
23 |
39 |
34 |
50 |
- |
| Persentasie verloor in jaar 2 |
2.63 |
3.34 |
4.30 |
3.59 |
4.08 |
3.30 |
4.03 |
3.29 |
4.87 |
- |
| Persentasie behoue na 1 jaar |
83.77 |
88.38 |
85.03 |
91.32 |
87.11 |
88.51 |
91.22 |
90.80 |
87.91 |
92.25 |
| Persentasie behoue na 2 jaar |
81.14 |
85.03 |
80.72 |
87.72 |
83.03 |
85.20 |
87.19 |
87.51 |
83.04 |
- |