| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
0%
|
|
| 1 | 81 |
3.2%
|
|
| 2 | 1015 |
40.2%
|
|
| 3 | 1420 |
56.2%
|
|
| 4 | 8 |
0.3%
|
|
| Sysmiss | 253 |