| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost every month | 2993 |
15.9%
|
| 2 | Some months, but not every month | 4397 |
23.4%
|
| 3 | Only one or two months | 267 |
1.4%
|
| 7 | Not Applicable | 11128 |
59.1%
|
| 8 | Refused | 1 |
0%
|
| 9 | Missing | 33 |
0.2%
|