| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 |
1.2%
|
|
| 2 | 19 |
22.6%
|
|
| 3 | 53 |
63.1%
|
|
| 4 | 11 |
13.1%
|
|
| Sysmiss | 147 |