| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 15 |
7.4%
|
| -7 | Does not apply (spontaneous) | 4 |
2%
|
| 1 | One day or less | 51 |
25%
|
| 2 | 21 |
10.3%
|
|
| 3 | 29 |
14.2%
|
|
| 4 | 5 |
2.5%
|
|
| 5 | 9 |
4.4%
|
|
| 6 | 1 |
0.5%
|
|
| 7 | 14 |
6.9%
|
|
| 8 | 1 |
0.5%
|
|
| 10 | 10 |
4.9%
|
|
| 12 | 1 |
0.5%
|
|
| 14 | 1 |
0.5%
|
|
| 15 | 11 |
5.4%
|
|
| 20 | 5 |
2.5%
|
|
| 25 | 2 |
1%
|
|
| 30 | 14 |
6.9%
|
|
| 40 | 2 |
1%
|
|
| 45 | 1 |
0.5%
|
|
| 60 | 4 |
2%
|
|
| 70 | 1 |
0.5%
|
|
| 90 | 2 |
1%
|
|
| Sysmiss | 1035 |