| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 0 |
0%
|
| 0 | Less than one day | 0 |
0%
|
| 2 | 7 |
12.5%
|
|
| 3 | 5 |
8.9%
|
|
| 4 | 13 |
23.2%
|
|
| 5 | 4 |
7.1%
|
|
| 7 | 3 |
5.4%
|
|
| 8 | 20 |
35.7%
|
|
| 10 | 3 |
5.4%
|
|
| 11 | 1 |
1.8%
|
|
| Sysmiss | 3718 |