| Value | Category | Cases | |
|---|---|---|---|
| 0 | never | 15 |
0.5%
|
| 1 | rarely | 305 |
9.6%
|
| 2 | once a week | 654 |
20.5%
|
| 3 | more than once a week | 2213 |
69.4%
|
| 77 | refuse | 0 |
0%
|
| 88 | don't know | 0 |
0%
|
| 99 | missing | 0 |
0%
|
| Sysmiss | 1783 |