| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 263 |
9%
|
| 2 | Weekly | 199 |
6.8%
|
| 3 | Monthly | 1183 |
40.6%
|
| 4 | Once every 3 months | 287 |
9.8%
|
| 5 | Less often | 923 |
31.7%
|
| 99 | Do not know | 59 |
2%
|
| Sysmiss | 11080 |