| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 0 |
0%
|
| -8 | Refused | 37 |
1.7%
|
| -5 | Not applicable | 0 |
0%
|
| -3 | Missing | 0 |
0%
|
| 1 | Daily | 135 |
6.1%
|
| 2 | Weekly | 249 |
11.2%
|
| 3 | Every two weeks | 133 |
6%
|
| 4 | Monthly | 1675 |
75.1%
|
| Sysmiss | 5822 |