| Value | Category | Cases | |
|---|---|---|---|
| 0 | never | 18 |
0.6%
|
| 1 | rarely | 270 |
8.4%
|
| 2 | once a week | 672 |
21%
|
| 3 | more than once a week | 2239 |
70%
|
| 77 | refuse | 0 |
0%
|
| 88 | don't know | 0 |
0%
|
| 99 | missing | 0 |
0%
|
| Sysmiss | 1771 |