| Value | Category | Cases | |
|---|---|---|---|
| 0 | 283 |
18.4%
|
|
| 1 | 1204 |
78.2%
|
|
| 2 | 46 |
3%
|
|
| 3 | 5 |
0.3%
|
|
| 10 | 1 |
0.1%
|
|
| 14 | 1 |
0.1%
|
|
| Sysmiss | 1231 |