| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 2 |
22.2%
|
| 2014 | 5 |
55.6%
|
|
| 2015 | 2 |
22.2%
|
|
| 4444 | Marked on card | 0 |
0%
|
| 9998 | DK | 0 |
0%
|
| Sysmiss | 370 |