| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 1 |
2.2%
|
| -8 | Refused | 0 |
0%
|
| 0 | 2 |
4.4%
|
|
| 1 | 23 |
51.1%
|
|
| 2 | 3 |
6.7%
|
|
| 3 | 7 |
15.6%
|
|
| 5 | 3 |
6.7%
|
|
| 8 | 1 |
2.2%
|
|
| 10 | 3 |
6.7%
|
|
| 15 | 1 |
2.2%
|
|
| 70 | 1 |
2.2%
|
|
| Sysmiss | 910 |