| Beskrywing |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
| Getal inskrywings |
114 |
135 |
142 |
118 |
136 |
122 |
154 |
157 |
185 |
175 |
| Getal steeds ingeskryf na 1 jaar |
107 |
109 |
129 |
111 |
133 |
115 |
148 |
152 |
176 |
166 |
| Getal steeds ingeskryf na 2 jaar |
92 |
105 |
121 |
109 |
128 |
110 |
147 |
145 |
172 |
- |
| Getal verloor na 1 jaar |
7 |
26 |
13 |
7 |
3 |
7 |
6 |
5 |
9 |
9 |
| Getal verloor na 2 jaar |
22 |
30 |
21 |
9 |
8 |
12 |
7 |
12 |
13 |
- |
| Persentasie verloor na 1 jaar |
6.14 |
19.26 |
9.15 |
5.93 |
2.21 |
5.74 |
3.90 |
3.18 |
4.86 |
5.14 |
| Persentasie verloor na 2 jaar |
19.30 |
22.22 |
14.79 |
7.63 |
5.88 |
9.84 |
4.55 |
7.64 |
7.03 |
- |
Getal verloor in jaar 2 |
15 |
4 |
8 |
2 |
5 |
5 |
1 |
7 |
4 |
- |
| Persentasie verloor in jaar 2 |
13.16 |
2.96 |
5.63 |
1.69 |
3.68 |
4.10 |
0.65 |
4.46 |
2.16 |
- |
| Persentasie behoue na 1 jaar |
93.86 |
80.74 |
90.85 |
94.07 |
97.79 |
94.26 |
96.10 |
96.82 |
95.14 |
94.86 |
| Persentasie behoue na 2 jaar |
80.70 |
77.78 |
85.21 |
92.37 |
94.12 |
90.16 |
95.45 |
92.36 |
92.97 |
- |