| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
0.5%
|
|
| 1 | 146 |
80.2%
|
|
| 2 | 27 |
14.8%
|
|
| 3 | 6 |
3.3%
|
|
| 4 | 2 |
1.1%
|
|
| Sysmiss | 2075 |