| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 2144 |
39.3%
|
| 2 | 1-2 | 1147 |
21%
|
| 3 | 3-4 | 679 |
12.5%
|
| 4 | 5-6 | 361 |
6.6%
|
| 5 | 7 | 1121 |
20.6%
|
| Sysmiss | 31 |