| Value | Category | Cases | |
|---|---|---|---|
| 1 | 381 |
2.9%
|
|
| 2 | 2476 |
19.1%
|
|
| 3 | 7174 |
55.3%
|
|
| 4 | 2947 |
22.7%
|
|
| Sysmiss | 3592 |