| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1677 |
20.7%
|
|
| 2 | 4303 |
53.2%
|
|
| 3 | 1739 |
21.5%
|
|
| 4 | 258 |
3.2%
|
|
| 8 | 106 |
1.3%
|
|
| Sysmiss | 51 |