| Value | Category | Cases | |
|---|---|---|---|
| 0 | 17 |
2.8%
|
|
| 1 | 449 |
74%
|
|
| 2 | 110 |
18.1%
|
|
| 3 | 20 |
3.3%
|
|
| 4 | 9 |
1.5%
|
|
| 5 | 1 |
0.2%
|
|
| 20 | 1 |
0.2%
|
|
| Sysmiss | 1190 |