| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 25305 |
29.8%
|
| 2 | Weekly | 9527 |
11.2%
|
| 3 | Monthly | 4339 |
5.1%
|
| 4 | Less than monthly | 5761 |
6.8%
|
| 5 | Never | 40042 |
47.1%
|
| -5 | DE,EC,SE:Inapplicable ; RU:Inappropriate response; HT: Dropp | 97 | |
| -4 | Not asked | 3389 | |
| -3 | Not applicable | 0 | |
| -2 | No answer | 667 | |
| -1 | Don't know | 438 |