| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 0 | Less than one day | 0 |
0%
|
| 2 | 1 |
11.1%
|
|
| 7 | 2 |
22.2%
|
|
| 14 | 1 |
11.1%
|
|
| 21 | 1 |
11.1%
|
|
| 35 | 1 |
11.1%
|
|
| 50 | 1 |
11.1%
|
|
| 52 | 1 |
11.1%
|
|
| 60 | 1 |
11.1%
|
|
| Sysmiss | 153 |