| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
0.4%
|
|
| 1 | 3 |
1.2%
|
|
| 2 | 4 |
1.6%
|
|
| 3 | 238 |
96.7%
|
|
| Sysmiss | 1705 |