| Value | Category | Cases | |
|---|---|---|---|
| 0 | 196 |
12.7%
|
|
| 1 | 860 |
55.7%
|
|
| 2 | 315 |
20.4%
|
|
| 3 | 123 |
8%
|
|
| 4 | 37 |
2.4%
|
|
| 5 | 11 |
0.7%
|
|
| 6 | 3 |
0.2%
|
|
| Sysmiss | 1633 |