| Value | Category | Cases | |
|---|---|---|---|
| 0 | 405 |
10.2%
|
|
| 1 | 195 |
4.9%
|
|
| 2 | 700 |
17.7%
|
|
| 3 | 2660 |
67.2%
|
|
| Sysmiss | 10 |