| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 1 |
0%
|
| -7 | DON'T KNOW | 16 |
0.1%
|
| 1 | DAILY | 91 |
0.7%
|
| 2 | LESS THAN DAILY | 276 |
2.1%
|
| 3 | NOT AT ALL | 12527 |
97%
|
| Sysmiss | 5555 |