| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1949 |
7.2%
|
|
| 1 | 3306 |
12.2%
|
|
| 2 | 3310 |
12.2%
|
|
| 3 | 2311 |
8.5%
|
|
| 4 | 1838 |
6.8%
|
|
| 5 | 3027 |
11.1%
|
|
| 6 | 1778 |
6.5%
|
|
| 7 | 1740 |
6.4%
|
|
| 8 | 1594 |
5.9%
|
|
| 9 | 1296 |
4.8%
|
|
| 10 | 1243 |
4.6%
|
|
| 11 | 3790 |
13.9%
|
|
| 98 | don't know | 25 |
0.1%
|
| Sysmiss | 17407 |