| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 29 |
7.4%
|
| -8 | 3 |
0.8%
|
|
| -7 | Does not apply (spontaneous) | 103 |
26.3%
|
| 1 | One day or less | 91 |
23.3%
|
| 2 | 45 |
11.5%
|
|
| 3 | 29 |
7.4%
|
|
| 4 | 5 |
1.3%
|
|
| 5 | 14 |
3.6%
|
|
| 6 | 1 |
0.3%
|
|
| 7 | 20 |
5.1%
|
|
| 8 | 2 |
0.5%
|
|
| 9 | 1 |
0.3%
|
|
| 10 | 5 |
1.3%
|
|
| 12 | 1 |
0.3%
|
|
| 14 | 7 |
1.8%
|
|
| 15 | 4 |
1%
|
|
| 20 | 4 |
1%
|
|
| 21 | 1 |
0.3%
|
|
| 25 | 2 |
0.5%
|
|
| 30 | 15 |
3.8%
|
|
| 37 | 1 |
0.3%
|
|
| 45 | 2 |
0.5%
|
|
| 60 | 3 |
0.8%
|
|
| 90 | 1 |
0.3%
|
|
| 120 | 1 |
0.3%
|
|
| 130 | 1 |
0.3%
|
|
| Sysmiss | 564 |