| Value | Category | Cases | |
|---|---|---|---|
| 0 | never | 5 |
0.2%
|
| 1 | rarely | 258 |
7.9%
|
| 2 | once a week | 524 |
16.1%
|
| 3 | more than once a week | 2471 |
75.8%
|
| 77 | refuse | 0 |
0%
|
| 88 | don't know | 0 |
0%
|
| 99 | missing | 0 |
0%
|
| Sysmiss | 1712 |