| Value | Category | Cases | |
|---|---|---|---|
| 0 | 374 |
37.7%
|
|
| 1 | 268 |
27%
|
|
| 2 | 157 |
15.8%
|
|
| 3 | 97 |
9.8%
|
|
| 4 | 47 |
4.7%
|
|
| 5 | 27 |
2.7%
|
|
| 6 | 12 |
1.2%
|
|
| 7 | 7 |
0.7%
|
|
| 8 | 4 |
0.4%
|
|
| Sysmiss | 6 |