| Value | Category | Cases | |
|---|---|---|---|
| -9 | do not know | 1 |
2.6%
|
| 1 | 4 |
10.3%
|
|
| 2 | 7 |
17.9%
|
|
| 3 | 5 |
12.8%
|
|
| 4 | 3 |
7.7%
|
|
| 7 | 10 |
25.6%
|
|
| 15 | 2 |
5.1%
|
|
| 17 | 1 |
2.6%
|
|
| 30 | 1 |
2.6%
|
|
| 45 | 1 |
2.6%
|
|
| 90 | 3 |
7.7%
|
|
| 100 | 1 |
2.6%
|
|
| Sysmiss | 202 |