| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1131 |
26.2%
|
|
| 1 | 1909 |
44.3%
|
|
| 2 | 917 |
21.3%
|
|
| 3 | 284 |
6.6%
|
|
| 4 | 59 |
1.4%
|
|
| 5 | 10 |
0.2%
|
|
| 6 | 3 |
0.1%
|
|
| Sysmiss | 2708 |