| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 21 |
2.7%
|
| 2 | 5 -6 days per week | 26 |
3.4%
|
| 3 | 1-4 days per week | 179 |
23.2%
|
| 4 | 1-3 days per month | 260 |
33.8%
|
| 5 | less than 1 time per month | 278 |
36.1%
|
| 88 | 6 |
0.8%
|
|
| Sysmiss | 502 |