| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 9 |
0.5%
|
| 2 | 5-6 days per week | 10 |
0.5%
|
| 3 | 3-4 days per week | 17 |
0.9%
|
| 4 | 1-2 days per week | 86 |
4.4%
|
| 5 | 1-3 days per month | 340 |
17.3%
|
| 6 | Less than once a month | 1402 |
71.4%
|
| 7 | Never | 100 |
5.1%
|
| Sysmiss | 2508 |