| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 392 |
21.2%
|
| 2 | Very occasionally (less than once a month) | 735 |
39.7%
|
| 3 | Once a month | 154 |
8.3%
|
| 4 | Once a week | 146 |
7.9%
|
| 5 | More than once a week (not daily) | 182 |
9.8%
|
| 6 | Daily | 242 |
13.1%
|
| Sysmiss | 1850 |