| Value | Category | Cases | |
|---|---|---|---|
| 0 | 998 |
33.6%
|
|
| 1 | 176 |
5.9%
|
|
| 2 | 348 |
11.7%
|
|
| 3 | 378 |
12.7%
|
|
| 4 | 181 |
6.1%
|
|
| 5 | 219 |
7.4%
|
|
| 6 | 63 |
2.1%
|
|
| 7 | 606 |
20.4%
|
|
| Sysmiss | 1111 |