| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| -7 | Does not apply (spontaneous) | 2 |
1.6%
|
| 0 | Less than one day | 3 |
2.4%
|
| 1 | 2 |
1.6%
|
|
| 2 | 11 |
8.7%
|
|
| 3 | 6 |
4.8%
|
|
| 4 | 9 |
7.1%
|
|
| 5 | 16 |
12.7%
|
|
| 6 | 3 |
2.4%
|
|
| 7 | 17 |
13.5%
|
|
| 8 | 5 |
4%
|
|
| 9 | 1 |
0.8%
|
|
| 10 | 10 |
7.9%
|
|
| 15 | 22 |
17.5%
|
|
| 20 | 2 |
1.6%
|
|
| 21 | 1 |
0.8%
|
|
| 25 | 2 |
1.6%
|
|
| 30 | 3 |
2.4%
|
|
| 45 | 2 |
1.6%
|
|
| 48 | 1 |
0.8%
|
|
| 55 | 1 |
0.8%
|
|
| 85 | 1 |
0.8%
|
|
| 90 | 4 |
3.2%
|
|
| 120 | 2 |
1.6%
|
|
| Sysmiss | 219 |