| Value | Category | Cases | |
|---|---|---|---|
| 0 | 6 |
0.1%
|
|
| 1 | Daily | 506 |
6%
|
| 2 | Weekly | 361 |
4.3%
|
| 3 | Two weeks | 80 |
0.9%
|
| 4 | Monthly | 1634 |
19.2%
|
| 5 | Quarterly | 486 |
5.7%
|
| 6 | Yearly | 5416 |
63.8%
|
| Sysmiss | 14533 |