| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 0 |
0%
|
| -7 | DON'T KNOW | 6 |
0.1%
|
| 1 | DAILY | 36 |
0.5%
|
| 2 | LESS THAN DAILY | 38 |
0.5%
|
| 3 | NOT AT ALL | 7317 |
98.9%
|
| Sysmiss | 172 |