| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1397 |
95.9%
|
|
| 1 | 50 |
3.4%
|
|
| 2 | 7 |
0.5%
|
|
| 3 | 2 |
0.1%
|
|
| Sysmiss | 103 |