| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
0.4%
|
|
| 1 | Daily | 21 |
8.6%
|
| 2 | Weekly | 3 |
1.2%
|
| 3 | Monthly | 62 |
25.5%
|
| 4 | Quarterly | 34 |
14%
|
| 5 | Semi-annual | 12 |
4.9%
|
| 6 | Annual | 106 |
43.6%
|
| 7 | Other | 4 |
1.6%
|
| Sysmiss | 3477 |