| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 0 |
0%
|
| -7 | DON'T KNOW | 2 |
1%
|
| 1 | DAILY | 0 |
0%
|
| 2 | LESS THAN DAILY | 8 |
4%
|
| 3 | NOT AT ALL | 189 |
95%
|
| Sysmiss | 8957 |