| Value | Category | Cases | |
|---|---|---|---|
| 1 | 13 |
1.5%
|
|
| 2 | 619 |
69.8%
|
|
| 3 | 182 |
20.5%
|
|
| 4 | 58 |
6.5%
|
|
| 5 | 9 |
1%
|
|
| 6 | 5 |
0.6%
|
|
| 7 | 1 |
0.1%
|
|
| Sysmiss | 4297 |