| Value | Category | Cases | |
|---|---|---|---|
| 0 | never | 14 |
0.4%
|
| 1 | rarely | 314 |
10%
|
| 2 | once a week | 650 |
20.6%
|
| 3 | more than once a week | 2170 |
68.9%
|
| 77 | refuse | 0 |
0%
|
| 88 | don't know | 0 |
0%
|
| 99 | missing | 0 |
0%
|
| Sysmiss | 1822 |