| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1377 |
61.6%
|
|
| 1 | 480 |
21.5%
|
|
| 2 | 256 |
11.5%
|
|
| 3 | 78 |
3.5%
|
|
| 4 | 30 |
1.3%
|
|
| 5 | 11 |
0.5%
|
|
| 6 | 2 |
0.1%
|
|
| 8 | 1 |
0%
|
|
| Sysmiss | 22 |