| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 10 |
1%
|
| 2 | 5-6 days per week | 8 |
0.8%
|
| 3 | 3-4 days per week | 19 |
2%
|
| 4 | 1-2 days per week | 107 |
11.2%
|
| 5 | 1-3 days per month | 331 |
34.7%
|
| 6 | Less than once a month | 468 |
49.1%
|
| 88 | Refused | 11 |
1.2%
|
| Sysmiss | 1669 |