| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, paper | 170 |
2.6%
|
| 2 | Yes, electronic | 123 |
1.9%
|
| 3 | Yes, paper and electronic | 155 |
2.4%
|
| 4 | No | 677 |
10.4%
|
| Sysmiss | 5375 |