| Value | Category | Cases | |
|---|---|---|---|
| 1 | 63 |
5.5%
|
|
| 2 | 41 |
3.6%
|
|
| 3 | 992 |
87.3%
|
|
| 4 | 38 |
3.3%
|
|
| 8 | 1 |
0.1%
|
|
| 9 | 1 |
0.1%
|
|
| Sysmiss | 2819 |