| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, paid | 12 |
0.1%
|
| 2 | Yes, unpaid | 16 |
0.2%
|
| 3 | No | 8049 |
99%
|
| 7 | Missing | 57 |
0.7%
|
| Sysmiss | 21814 |