| Value | Category | Cases | |
|---|---|---|---|
| 1 | DAILY | 41 |
0.2%
|
| 2 | LESS THAN DAILY | 16 |
0.1%
|
| 3 | NOT AT ALL | 17311 |
99.6%
|
| 7 | DON'T KNOW | 8 |
0%
|
| 9 | REFUSED | 0 |
0%
|
| Sysmiss | 3548 |