| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 292 |
10.5%
|
| 2 | 5-6 days per week | 316 |
11.4%
|
| 3 | 1-4 days per week | 1156 |
41.5%
|
| 4 | 1-3 days per month | 564 |
20.3%
|
| 5 | Less than once a month | 449 |
16.1%
|
| 88 | Refused | 6 |
0.2%
|
| Sysmiss | 1587 |