| Value | Category | Cases | |
|---|---|---|---|
| 0 | 424 |
30.6%
|
|
| 1 | 183 |
13.2%
|
|
| 2 | 187 |
13.5%
|
|
| 3 | 180 |
13%
|
|
| 4 | 81 |
5.8%
|
|
| 5 | 66 |
4.8%
|
|
| 6 | 14 |
1%
|
|
| 7 | 226 |
16.3%
|
|
| 77 | Don't know | 24 |
1.7%
|
| Sysmiss | 2 |