| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 228 |
16.8%
|
| 2 | 5-6 days per week | 77 |
5.7%
|
| 3 | 3-4 days per week | 146 |
10.7%
|
| 4 | 1-2 days per week | 343 |
25.2%
|
| 5 | 1-3 days per month | 194 |
14.3%
|
| 6 | Less than once a month | 368 |
27.1%
|
| 88 | 4 |
0.3%
|
|
| Sysmiss | 1462 |