| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 1 |
0%
|
| -7 | DON'T KNOW | 22 |
1%
|
| 1 | DAILY | 13 |
0.6%
|
| 2 | LESS THAN DAILY | 196 |
8.5%
|
| 3 | NOT AT ALL | 2078 |
90%
|
| Sysmiss | 8367 |