| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 10 |
0.3%
|
| 2 | 5-6 days per week | 6 |
0.2%
|
| 3 | 3-4 days per week | 18 |
0.5%
|
| 4 | 1-2 days per week | 140 |
4%
|
| 5 | 1-3 days per month | 1237 |
35.2%
|
| 6 | Less than once a month | 2091 |
59.5%
|
| 88 | Refused | 12 |
0.3%
|
| Sysmiss | 2499 |