| Value | Category | Cases | |
|---|---|---|---|
| 1 | daily | 2 |
0%
|
| 2 | less than daily | 6 |
0.1%
|
| 3 | not at all | 5181 |
98.1%
|
| 8 | don't know | 89 |
1.7%
|
| 9 | refused | 5 |
0.1%
|
| Sysmiss | 789 |