| Value | Category | Cases | |
|---|---|---|---|
| 1 | DAILY | 1930 |
8.6%
|
| 2 | WEEKLY | 2735 |
12.2%
|
| 3 | MONTHLY | 2908 |
13%
|
| 4 | A FEW TIMES A YEAR | 7608 |
33.9%
|
| 5 | NEVER | 7216 |
32.1%
|
| 9 | NO RESPONSE | 57 |
0.3%
|
| Sysmiss | 252 |