| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4827 |
32.9%
|
|
| 1 | 6203 |
42.3%
|
|
| 2 | 3166 |
21.6%
|
|
| 3 | 422 |
2.9%
|
|
| 4 | 47 |
0.3%
|
|
| 5 | 11 |
0.1%
|
|
| 6 | 1 |
0%
|
|
| Sysmiss | 923 |