| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 46 |
13%
|
| 0 | Less than one day | 22 |
6.2%
|
| 1 | 35 |
9.9%
|
|
| 2 | 55 |
15.6%
|
|
| 3 | 36 |
10.2%
|
|
| 4 | 17 |
4.8%
|
|
| 5 | 14 |
4%
|
|
| 6 | 7 |
2%
|
|
| 7 | 17 |
4.8%
|
|
| 8 | 7 |
2%
|
|
| 9 | 3 |
0.8%
|
|
| 10 | 20 |
5.7%
|
|
| 11 | 2 |
0.6%
|
|
| 12 | 8 |
2.3%
|
|
| 13 | 1 |
0.3%
|
|
| 14 | 2 |
0.6%
|
|
| 15 | 18 |
5.1%
|
|
| 16 | 5 |
1.4%
|
|
| 17 | 2 |
0.6%
|
|
| 18 | 2 |
0.6%
|
|
| 20 | 4 |
1.1%
|
|
| 21 | 2 |
0.6%
|
|
| 22 | 1 |
0.3%
|
|
| 24 | 1 |
0.3%
|
|
| 25 | 1 |
0.3%
|
|
| 28 | 1 |
0.3%
|
|
| 30 | 12 |
3.4%
|
|
| 33 | 1 |
0.3%
|
|
| 34 | 2 |
0.6%
|
|
| 35 | 1 |
0.3%
|
|
| 40 | 1 |
0.3%
|
|
| 45 | 2 |
0.6%
|
|
| 60 | 3 |
0.8%
|
|
| 85 | 1 |
0.3%
|
|
| 100 | 1 |
0.3%
|
|
| Sysmiss | 863 |