| Value | Category | Cases | |
|---|---|---|---|
| 1 | rarely, for example once or twice in the past days | 210 |
6.9%
|
| 2 | sometimes, for example three to ten times in the past days | 430 |
14.1%
|
| 3 | often, for example more than ten times in the past days | 288 |
9.4%
|
| Missing value | 2130 |
69.7%
|