| Value | Category | Cases | |
|---|---|---|---|
| 0 | 185 |
7.5%
|
|
| 1 | 455 |
18.4%
|
|
| 2 | 600 |
24.2%
|
|
| 3 | 403 |
16.3%
|
|
| 4 | 266 |
10.7%
|
|
| 5 | 128 |
5.2%
|
|
| 6 | 163 |
6.6%
|
|
| 7 | 37 |
1.5%
|
|
| 8 | 108 |
4.4%
|
|
| 9 | 15 |
0.6%
|
|
| 10 | 12 |
0.5%
|
|
| 11 | 3 |
0.1%
|
|
| 12 | 27 |
1.1%
|
|
| 99 | Don't know | 74 |
3%
|
| Sysmiss | 8 |