| Value | Category | Cases | |
|---|---|---|---|
| 1 | DAILY | 36 |
0.5%
|
| 2 | LESS THAN DAILY | 11 |
0.2%
|
| 3 | NOT AT ALL | 7060 |
99.1%
|
| 7 | DON'T KNOW | 13 |
0.2%
|
| 9 | REFUSED | 1 |
0%
|
| Sysmiss | 710 |