| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 4 |
3.4%
|
| 0 | Less than one day | 0 |
0%
|
| 1 | 2 |
1.7%
|
|
| 2 | 5 |
4.3%
|
|
| 3 | 4 |
3.4%
|
|
| 4 | 3 |
2.6%
|
|
| 5 | 3 |
2.6%
|
|
| 6 | 1 |
0.9%
|
|
| 7 | 1 |
0.9%
|
|
| 8 | 1 |
0.9%
|
|
| 10 | 7 |
6%
|
|
| 12 | 1 |
0.9%
|
|
| 13 | 3 |
2.6%
|
|
| 14 | 12 |
10.3%
|
|
| 15 | 7 |
6%
|
|
| 16 | 3 |
2.6%
|
|
| 17 | 4 |
3.4%
|
|
| 18 | 3 |
2.6%
|
|
| 20 | 7 |
6%
|
|
| 21 | 4 |
3.4%
|
|
| 22 | 2 |
1.7%
|
|
| 23 | 2 |
1.7%
|
|
| 25 | 3 |
2.6%
|
|
| 26 | 1 |
0.9%
|
|
| 27 | 1 |
0.9%
|
|
| 29 | 1 |
0.9%
|
|
| 30 | 10 |
8.5%
|
|
| 33 | 1 |
0.9%
|
|
| 34 | 1 |
0.9%
|
|
| 37 | 1 |
0.9%
|
|
| 38 | 1 |
0.9%
|
|
| 40 | 3 |
2.6%
|
|
| 45 | 5 |
4.3%
|
|
| 48 | 1 |
0.9%
|
|
| 50 | 1 |
0.9%
|
|
| 54 | 1 |
0.9%
|
|
| 60 | 3 |
2.6%
|
|
| 63 | 1 |
0.9%
|
|
| 90 | 3 |
2.6%
|
|
| Sysmiss | 194 |