| Value | Category | Cases | |
|---|---|---|---|
| 0 | 434 |
49%
|
|
| 1 | 113 |
12.8%
|
|
| 2 | 183 |
20.7%
|
|
| 3 | 155 |
17.5%
|
|
| Sysmiss | 1 |