| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 1 |
2.5%
|
| 2 | 5-6 days per week | 1 |
2.5%
|
| 3 | 3-4 days per week | 1 |
2.5%
|
| 4 | 1-2 days per week | 2 |
5%
|
| 5 | 1-3 days per month | 10 |
25%
|
| 6 | Less than once a month | 20 |
50%
|
| 88 | Refused | 5 |
12.5%
|
| Sysmiss | 3878 |