| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 7 |
9.1%
|
| -8 | Refused | 0 |
0%
|
| 1 | 5 |
6.5%
|
|
| 2 | 2 |
2.6%
|
|
| 3 | 3 |
3.9%
|
|
| 5 | 7 |
9.1%
|
|
| 8 | 1 |
1.3%
|
|
| 10 | 11 |
14.3%
|
|
| 15 | 7 |
9.1%
|
|
| 20 | 17 |
22.1%
|
|
| 30 | 8 |
10.4%
|
|
| 33 | 1 |
1.3%
|
|
| 34 | 1 |
1.3%
|
|
| 40 | 1 |
1.3%
|
|
| 50 | 5 |
6.5%
|
|
| 60 | 1 |
1.3%
|
|
| Sysmiss | 1009 |