| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, paper | 102 |
1.6%
|
| 2 | Yes, electronic | 67 |
1%
|
| 3 | Yes, paper and electronic | 70 |
1.1%
|
| 4 | No | 886 |
13.6%
|
| Sysmiss | 5375 |