| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 2 |
0.8%
|
| -7 | Does not apply (spontaneous) | 1 |
0.4%
|
| 1 | One day or less | 8 |
3.3%
|
| 2 | 18 |
7.5%
|
|
| 3 | 21 |
8.8%
|
|
| 4 | 15 |
6.3%
|
|
| 5 | 11 |
4.6%
|
|
| 6 | 3 |
1.3%
|
|
| 7 | 34 |
14.2%
|
|
| 8 | 1 |
0.4%
|
|
| 10 | 3 |
1.3%
|
|
| 12 | 1 |
0.4%
|
|
| 14 | 40 |
16.7%
|
|
| 15 | 4 |
1.7%
|
|
| 16 | 1 |
0.4%
|
|
| 17 | 1 |
0.4%
|
|
| 20 | 4 |
1.7%
|
|
| 21 | 10 |
4.2%
|
|
| 26 | 1 |
0.4%
|
|
| 30 | 32 |
13.3%
|
|
| 35 | 1 |
0.4%
|
|
| 40 | 1 |
0.4%
|
|
| 44 | 1 |
0.4%
|
|
| 45 | 4 |
1.7%
|
|
| 56 | 1 |
0.4%
|
|
| 60 | 11 |
4.6%
|
|
| 75 | 2 |
0.8%
|
|
| 90 | 8 |
3.3%
|
|
| Sysmiss | 361 |