| Value | Category | Cases | |
|---|---|---|---|
| -1 | 131 |
2.6%
|
|
| 0 | 2389 |
48.2%
|
|
| 1 | 2123 |
42.8%
|
|
| 2 | 262 |
5.3%
|
|
| 3 | 44 |
0.9%
|
|
| 4 | 5 |
0.1%
|
|
| 5 | 2 |
0%
|
|
| Sysmiss | 5760 |