| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 33 |
0.8%
|
| 2 | 5-6 days per week | 14 |
0.4%
|
| 3 | 3-4 days per week | 65 |
1.6%
|
| 4 | 1-2 days per week | 446 |
11.2%
|
| 5 | 1-3 days per month | 1315 |
32.9%
|
| 6 | Less than once a month | 2127 |
53.2%
|
| 7 | Never | 0 |
0%
|
| Sysmiss | 1010 |