| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 |
0.5%
|
|
| 2 | 25 |
11.7%
|
|
| 3 | 9 |
4.2%
|
|
| 4 | 6 |
2.8%
|
|
| 5 | 26 |
12.2%
|
|
| 6 | 146 |
68.5%
|
|
| Sysmiss | 2 |