| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| -7 | Does not apply (spontaneous) | 0 |
0%
|
| 0 | Less than one day | 2 |
1.7%
|
| 2 | 4 |
3.5%
|
|
| 3 | 3 |
2.6%
|
|
| 4 | 2 |
1.7%
|
|
| 5 | 8 |
7%
|
|
| 7 | 12 |
10.4%
|
|
| 10 | 19 |
16.5%
|
|
| 11 | 2 |
1.7%
|
|
| 12 | 1 |
0.9%
|
|
| 14 | 12 |
10.4%
|
|
| 15 | 15 |
13%
|
|
| 17 | 1 |
0.9%
|
|
| 20 | 10 |
8.7%
|
|
| 21 | 1 |
0.9%
|
|
| 25 | 1 |
0.9%
|
|
| 30 | 5 |
4.3%
|
|
| 40 | 3 |
2.6%
|
|
| 55 | 1 |
0.9%
|
|
| 60 | 5 |
4.3%
|
|
| 65 | 2 |
1.7%
|
|
| 80 | 2 |
1.7%
|
|
| 90 | 2 |
1.7%
|
|
| 120 | 2 |
1.7%
|
|
| Sysmiss | 260 |