| Value | Category | Cases | |
|---|---|---|---|
| 1 | Did not occur | 1018 |
5.8%
|
| 2 | 1-2 times during the year | 4298 |
24.6%
|
| 3 | 3-4 times during the year | 4448 |
25.5%
|
| 4 | Once a month | 3652 |
20.9%
|
| 5 | Once a week | 1665 |
9.5%
|
| 6 | More than once a week | 2364 |
13.6%
|
| 7 | N/A | 400 | |
| 8 | Invalid | 16 | |
| 9 | Missing | 278 |