| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, paper | 430 |
6.6%
|
| 2 | Yes, electronic | 177 |
2.7%
|
| 3 | Yes, paper and electronic | 189 |
2.9%
|
| 4 | No | 329 |
5.1%
|
| Sysmiss | 5375 |