| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 5 |
0.4%
|
| 1 | Daily | 122 |
10.1%
|
| 2 | Weekly | 80 |
6.7%
|
| 3 | Monthly | 53 |
4.4%
|
| 4 | Less than monthly | 122 |
10.1%
|
| 5 | Never | 821 |
68.2%
|