| Value | Category | Cases | |
|---|---|---|---|
| -1 | 336 |
9.3%
|
|
| 0 | 1893 |
52.4%
|
|
| 1 | 1095 |
30.3%
|
|
| 2 | 225 |
6.2%
|
|
| 3 | 42 |
1.2%
|
|
| 4 | 10 |
0.3%
|
|
| 5 | 6 |
0.2%
|
|
| 6 | 3 |
0.1%
|
|
| Sysmiss | 7106 |