| Value | Category | Cases | |
|---|---|---|---|
| 1 | DAILY | 4 |
0.1%
|
| 2 | LESS THAN DAILY | 16 |
0.2%
|
| 3 | NOT AT ALL | 6543 |
98.5%
|
| 7 | DON'T KNOW | 81 |
1.2%
|
| 9 | REFUSED | 1 |
0%
|