| Value | Category | Cases | |
|---|---|---|---|
| 0 | 6203 |
61.5%
|
|
| 1 | 3366 |
33.4%
|
|
| 2 | 425 |
4.2%
|
|
| 3 | 74 |
0.7%
|
|
| 4 | 13 |
0.1%
|
|
| 5 | 4 |
0%
|
|
| 6 | 1 |
0%
|
|
| Sysmiss | 4 |