| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 256 |
8.7%
|
| 2 | 1 | 933 |
31.6%
|
| 3 | 2 | 737 |
24.9%
|
| 4 | 3 or more | 1031 |
34.9%
|
| Sysmiss | 32 |