| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2556 |
68.1%
|
|
| 1 | 747 |
19.9%
|
|
| 2 | 318 |
8.5%
|
|
| 3 | 86 |
2.3%
|
|
| 4 | 31 |
0.8%
|
|
| 5 | 12 |
0.3%
|
|
| 6 | 4 |
0.1%
|
|
| 8 | 2 |
0.1%
|
|
| Sysmiss | 23817 |