| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 37510 |
44%
|
| 2 | Weekly | 13501 |
15.8%
|
| 3 | Monthly | 6085 |
7.1%
|
| 4 | Less than monthly | 7978 |
9.4%
|
| 5 | Never | 20188 |
23.7%
|
| -5 | SE:Inapplicable ; RU:Inappropriate response; HT: Dropped out | 89 | |
| -4 | Not asked | 3389 | |
| -3 | Not applicable | 0 | |
| -2 | No answer | 617 | |
| -1 | Don't know | 208 |