| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 6 |
7.5%
|
| -7 | Does not apply | 8 |
10%
|
| 1 | One day or less | 38 |
47.5%
|
| 2 | 7 |
8.8%
|
|
| 3 | 4 |
5%
|
|
| 4 | 1 |
1.3%
|
|
| 5 | 4 |
5%
|
|
| 6 | 1 |
1.3%
|
|
| 7 | 3 |
3.8%
|
|
| 10 | 2 |
2.5%
|
|
| 14 | 2 |
2.5%
|
|
| 20 | 1 |
1.3%
|
|
| 30 | 1 |
1.3%
|
|
| 35 | 1 |
1.3%
|
|
| 360 | 1 |
1.3%
|
|
| Sysmiss | 278 |