| Value | Category | Cases | |
|---|---|---|---|
| 1 | 53 |
1.6%
|
|
| 2 | 246 |
7.4%
|
|
| 3 | 375 |
11.3%
|
|
| 4 | 290 |
8.8%
|
|
| 5 | 733 |
22.1%
|
|
| 6 | 1297 |
39.1%
|
|
| 7 | 320 |
9.7%
|
|
| Sysmiss | 1993 |