| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost every month | 958 |
13.2%
|
| 2 | Some months, but not every month | 1484 |
20.5%
|
| 3 | Only one or two months | 82 |
1.1%
|
| 7 | Not Applicable | 4709 |
65%
|
| 8 | Refused | 1 |
0%
|
| 9 | Missing | 12 |
0.2%
|