| Value | Category | Cases | |
|---|---|---|---|
| -88 | Don't know | 8 |
20.5%
|
| 5 | 1 |
2.6%
|
|
| 10 | 3 |
7.7%
|
|
| 20 | 1 |
2.6%
|
|
| 24 | 1 |
2.6%
|
|
| 30 | 1 |
2.6%
|
|
| 40 | 2 |
5.1%
|
|
| 60 | 11 |
28.2%
|
|
| 90 | 9 |
23.1%
|
|
| 110 | 1 |
2.6%
|
|
| 240 | 1 |
2.6%
|
|
| Sysmiss | 120 |