| Value | Category | Cases | |
|---|---|---|---|
| 1 | 19 |
70.4%
|
|
| 2 | 5 |
18.5%
|
|
| 3 | 1 |
3.7%
|
|
| 20 | 2 |
7.4%
|
|
| Sysmiss | 4320 |