| Value | Category | Cases | |
|---|---|---|---|
| -9 | don't know | 16 |
23.5%
|
| 0 | 5 |
7.4%
|
|
| 1 | 4 |
5.9%
|
|
| 2 | 4 |
5.9%
|
|
| 3 | 3 |
4.4%
|
|
| 5 | 2 |
2.9%
|
|
| 6 | 2 |
2.9%
|
|
| 9 | 2 |
2.9%
|
|
| 10 | 6 |
8.8%
|
|
| 15 | 1 |
1.5%
|
|
| 20 | 6 |
8.8%
|
|
| 24 | 1 |
1.5%
|
|
| 30 | 6 |
8.8%
|
|
| 40 | 2 |
2.9%
|
|
| 60 | 1 |
1.5%
|
|
| 70 | 1 |
1.5%
|
|
| 90 | 2 |
2.9%
|
|
| 100 | 2 |
2.9%
|
|
| 120 | 1 |
1.5%
|
|
| 150 | 1 |
1.5%
|
|
| Sysmiss | 1018 |