| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1570 |
90.4%
|
|
| 1 | 104 |
6%
|
|
| 2 | 41 |
2.4%
|
|
| 3 | 12 |
0.7%
|
|
| 4 | 7 |
0.4%
|
|
| 5 | 1 |
0.1%
|
|
| 6 | 1 |
0.1%
|
|
| Sysmiss | 1370 |