| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 16 |
7.4%
|
| -7 | Does not apply | 3 |
1.4%
|
| 1 | One day or less | 99 |
45.8%
|
| 2 | 24 |
11.1%
|
|
| 3 | 22 |
10.2%
|
|
| 4 | 10 |
4.6%
|
|
| 5 | 11 |
5.1%
|
|
| 6 | 1 |
0.5%
|
|
| 7 | 8 |
3.7%
|
|
| 8 | 1 |
0.5%
|
|
| 10 | 10 |
4.6%
|
|
| 14 | 2 |
0.9%
|
|
| 15 | 5 |
2.3%
|
|
| 16 | 1 |
0.5%
|
|
| 20 | 1 |
0.5%
|
|
| 30 | 2 |
0.9%
|
|
| Sysmiss | 1779 |