| Value | Category | Cases | |
|---|---|---|---|
| 1 | Cannot write at all | 14 |
0.8%
|
| 2 | Able to write only parts of sentence | 73 |
4.1%
|
| 3 | Able to write whole sentence | 115 |
6.5%
|
| Sysmiss | 1562 |
88.5%
|