| Value | Category | Cases | |
|---|---|---|---|
| 1 | never | 329 |
25.6%
|
| 2 | 1-2 days | 289 |
22.5%
|
| 3 | 3-4 days | 204 |
15.9%
|
| 4 | 5-6 days | 157 |
12.2%
|
| 5 | 7 days | 304 |
23.7%
|
| Sysmiss | 35 |