| Value | Category | Cases | |
|---|---|---|---|
| 1 | once or more a day | 8 |
0.5%
|
| 2 | 1-5 times per week | 30 |
1.9%
|
| 3 | once in a while | 310 |
19.3%
|
| 4 | never | 1261 |
78.4%
|