| Value | Category | Cases | |
|---|---|---|---|
| 1 | Did not occur | 1593 |
9.2%
|
| 2 | 1-2 times during the year | 5061 |
29.3%
|
| 3 | 3-4 times during the year | 4114 |
23.8%
|
| 4 | Once a month | 3525 |
20.4%
|
| 5 | Once a week | 1518 |
8.8%
|
| 6 | More than once a week | 1486 |
8.6%
|
| 7 | N/A | 401 | |
| 8 | Invalid | 11 | |
| 9 | Missing | 430 |