| Value | Category | Cases | |
|---|---|---|---|
| 0 | 457 |
17.1%
|
|
| 1 | 330 |
12.4%
|
|
| 2 | 1049 |
39.3%
|
|
| 3 | 340 |
12.8%
|
|
| 4 | 234 |
8.8%
|
|
| 5 | 134 |
5%
|
|
| 6 | 49 |
1.8%
|
|
| 7 | 73 |
2.7%
|
|
| Sysmiss | 6023 |