| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 10 |
6%
|
| -7 | Does not apply | 2 |
1.2%
|
| 1 | One day or less | 91 |
54.2%
|
| 2 | 19 |
11.3%
|
|
| 3 | 17 |
10.1%
|
|
| 4 | 3 |
1.8%
|
|
| 5 | 6 |
3.6%
|
|
| 7 | 2 |
1.2%
|
|
| 8 | 1 |
0.6%
|
|
| 10 | 8 |
4.8%
|
|
| 14 | 2 |
1.2%
|
|
| 15 | 4 |
2.4%
|
|
| 16 | 1 |
0.6%
|
|
| 20 | 1 |
0.6%
|
|
| 30 | 1 |
0.6%
|
|
| Sysmiss | 1071 |