| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1055 |
29.2%
|
|
| 1 | 1856 |
51.5%
|
|
| 2 | 575 |
15.9%
|
|
| 3 | 87 |
2.4%
|
|
| 4 | 21 |
0.6%
|
|
| 5 | 7 |
0.2%
|
|
| 6 | 2 |
0.1%
|
|
| Sysmiss | 4 |