| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 3 |
0.1%
|
| -7 | DON'T KNOW | 6 |
0.1%
|
| 1 | DAILY | 35 |
0.7%
|
| 2 | LESS THAN DAILY | 99 |
2%
|
| 3 | NOT AT ALL | 4729 |
97.1%
|
| Sysmiss | 5805 |