| Value | Category | Cases | |
|---|---|---|---|
| 0 | 13 |
0.6%
|
|
| 1 | 28 |
1.3%
|
|
| 2 | 1841 |
83.2%
|
|
| 3 | 321 |
14.5%
|
|
| 4 | 9 |
0.4%
|
|
| Sysmiss | 48 |