| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
0.1%
|
|
| 1 | 20 |
1.1%
|
|
| 2 | 84 |
4.7%
|
|
| 3 | 1689 |
94.1%
|
|
| Sysmiss | 8 |