| Value | Category | Cases | |
|---|---|---|---|
| 1 | VOLUNTARY | 321 |
4.7%
|
| 2 | COMPULSARY | 17 |
0.2%
|
| 3 | USER FEES FOR A SERVICE | 3 |
0%
|
| 4 | OTHER (SPECIFY) | 1 |
0%
|
| Sysmiss | 6490 |
95%
|