| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 22 |
1%
|
| 2 | Weekly | 12 |
0.5%
|
| 3 | Monthly | 30 |
1.3%
|
| 4 | Every 3 months | 5 |
0.2%
|
| 5 | Annually | 18 |
0.8%
|
| 97 | Other | 6 |
0.3%
|
| 99 | Not applicable | 2133 |
95.8%
|
| Sysmiss | 23216 |