| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 14 |
1.6%
|
| 2 | 5 -6 days per week | 10 |
1.1%
|
| 3 | 1-4 days per week | 39 |
4.5%
|
| 4 | 1-3 days per month | 262 |
29.9%
|
| 5 | less than 1 time per month | 551 |
62.9%
|
| Sysmiss | 3773 |