| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 3 |
0.3%
|
| 1 | Daily | 49 |
4.1%
|
| 2 | Weekly | 212 |
17.7%
|
| 3 | Monthly | 173 |
14.4%
|
| 4 | Less than monthly | 151 |
12.6%
|
| 5 | Never | 612 |
51%
|