| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, paid | 7 |
0.1%
|
| 2 | Yes, unpaid | 158 |
2.8%
|
| 3 | No | 5492 |
97.1%
|
| 7 | Missing | 0 |
0%
|
| Sysmiss | 21378 |