| Value | Category | Cases | |
|---|---|---|---|
| 1 | DAILY | 148 |
2.7%
|
| 2 | WEEKLY | 304 |
5.5%
|
| 3 | MONTHLY | 455 |
8.3%
|
| 4 | A FEW TIMES A YEAR | 1407 |
25.7%
|
| 5 | NEVER | 3028 |
55.3%
|
| 9 | NO RESPONSE | 17 |
0.3%
|
| Sysmiss | 120 |
2.2%
|