| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3766 |
65.9%
|
|
| 1 | 1734 |
30.3%
|
|
| 2 | 148 |
2.6%
|
|
| 3 | 44 |
0.8%
|
|
| 4 | 19 |
0.3%
|
|
| 5 | 2 |
0%
|
|
| 6 | 1 |
0%
|
|
| Sysmiss | 5002 |