| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 5038 |
5.9%
|
| 2 | Weekly | 14517 |
17.1%
|
| 3 | Monthly | 15499 |
18.2%
|
| 4 | Less than monthly | 17216 |
20.2%
|
| 5 | Never | 32808 |
38.6%
|
| -5 | DE,SE:Inapplicable ; RU:Inappropriate response; HT: Dropped | 69 | |
| -4 | Not asked | 3389 | |
| -3 | Not applicable | 0 | |
| -2 | No answer | 696 | |
| -1 | Don't know | 333 |