| Value | Category | Cases | |
|---|---|---|---|
| 1 | 924 |
10.7%
|
|
| 2 | 2209 |
25.6%
|
|
| 3 | 2557 |
29.6%
|
|
| 4 | 2946 |
34.1%
|
|
| Sysmiss | 143 |