| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 280 |
27.7%
|
| 2 | 5-6 days per week | 67 |
6.6%
|
| 3 | 1-4 days per week | 197 |
19.5%
|
| 4 | 1-3 days per month | 224 |
22.2%
|
| 5 | Less than once a month | 228 |
22.6%
|
| 88 | Refused | 15 |
1.5%
|
| Sysmiss | 3986 |