| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3063 |
12.5%
|
|
| 1 | 4118 |
16.8%
|
|
| 2 | 5836 |
23.8%
|
|
| 3 | 5321 |
21.7%
|
|
| 4 | 2344 |
9.6%
|
|
| 5 | 1491 |
6.1%
|
|
| 6 | 268 |
1.1%
|
|
| 7 | 2045 |
8.4%
|
|
| Sysmiss | 2955 |