| Value | Category | Cases | |
|---|---|---|---|
| 0 | 344 |
28.3%
|
|
| 1 | 717 |
58.9%
|
|
| 2 | 109 |
9%
|
|
| 3 | 30 |
2.5%
|
|
| 4 | 7 |
0.6%
|
|
| 5 | 4 |
0.3%
|
|
| 6 | 2 |
0.2%
|
|
| 8 | 3 |
0.2%
|
|
| 9 | 1 |
0.1%
|
|
| Sysmiss | 6011 |