| Value | Category | Cases | |
|---|---|---|---|
| 1 | DAILY | 296 |
12.4%
|
| 2 | LESS THAN DAILY | 216 |
9.1%
|
| 3 | NOT AT ALL | 1867 |
78.5%
|
| 9 | REFUSED | 0 |
0%
|
| Sysmiss | 6617 |