| Value | Category | Cases | |
|---|---|---|---|
| 0 | 764 |
43.7%
|
|
| 1 | 578 |
33.1%
|
|
| 2 | 245 |
14%
|
|
| 3 | 93 |
5.3%
|
|
| 4 | 40 |
2.3%
|
|
| 5 | 14 |
0.8%
|
|
| 6 | 5 |
0.3%
|
|
| 7 | 6 |
0.3%
|
|
| 8 | 2 |
0.1%
|
|
| Sysmiss | 253 |