| Value | Category | Cases | |
|---|---|---|---|
| 0 | 250 |
8.7%
|
|
| 1 | 294 |
10.3%
|
|
| 2 | 506 |
17.6%
|
|
| 3 | 580 |
20.2%
|
|
| 4 | 256 |
8.9%
|
|
| 5 | 909 |
31.7%
|
|
| 6 | 8 |
0.3%
|
|
| 7 | 64 |
2.2%
|
|
| Sysmiss | 1 |