| Value | Category | Cases | |
|---|---|---|---|
| 0 | 235 |
26.1%
|
|
| 1 | 130 |
14.5%
|
|
| 2 | 248 |
27.6%
|
|
| 3 | 112 |
12.5%
|
|
| 4 | 38 |
4.2%
|
|
| 5 | 42 |
4.7%
|
|
| 6 | 11 |
1.2%
|
|
| 7 | 83 |
9.2%
|
|
| Sysmiss | 923 |