| Value | Category | Cases | |
|---|---|---|---|
| 0 | 458 |
27.1%
|
|
| 1 | 514 |
30.4%
|
|
| 2 | 350 |
20.7%
|
|
| 3 | 232 |
13.7%
|
|
| 4 | 43 |
2.5%
|
|
| 5 | 27 |
1.6%
|
|
| 6 | 14 |
0.8%
|
|
| 7 | 54 |
3.2%
|
|
| Sysmiss | 63 |