| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 22 |
6.7%
|
| -7 | Does not apply | 6 |
1.8%
|
| 1 | One day or less | 149 |
45.7%
|
| 2 | 59 |
18.1%
|
|
| 3 | 34 |
10.4%
|
|
| 4 | 8 |
2.5%
|
|
| 5 | 8 |
2.5%
|
|
| 6 | 4 |
1.2%
|
|
| 7 | 11 |
3.4%
|
|
| 10 | 8 |
2.5%
|
|
| 14 | 4 |
1.2%
|
|
| 15 | 6 |
1.8%
|
|
| 20 | 2 |
0.6%
|
|
| 21 | 1 |
0.3%
|
|
| 25 | 2 |
0.6%
|
|
| 30 | 2 |
0.6%
|
|
| Sysmiss | 1337 |