| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2754 |
17.3%
|
|
| 2 | 5164 |
32.4%
|
|
| 3 | 6086 |
38.2%
|
|
| 4 | 1948 |
12.2%
|
|
| Sysmiss | 488 |