| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, paper | 305 |
4.7%
|
| 2 | Yes, electronic | 152 |
2.3%
|
| 3 | Yes, paper and electronic | 175 |
2.7%
|
| 4 | No | 493 |
7.6%
|
| Sysmiss | 5375 |