| Value | Category | Cases | |
|---|---|---|---|
| 0 | 132 |
5.9%
|
|
| 1 | 441 |
19.6%
|
|
| 2 | 956 |
42.5%
|
|
| 3 | 223 |
9.9%
|
|
| 4 | 376 |
16.7%
|
|
| 5 | 120 |
5.3%
|
|
| Sysmiss | 2 |