| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 20 |
1.7%
|
| 2 | 5-6 days per week | 16 |
1.4%
|
| 3 | 3-4 days per week | 24 |
2%
|
| 4 | 1-2 days per week | 115 |
9.8%
|
| 5 | 1-3 days per month | 376 |
32%
|
| 6 | Less than once a month | 605 |
51.4%
|
| 7 | Never | 20 |
1.7%
|
| Sysmiss | 2340 |