| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 897 |
11.1%
|
| 2 | 1 | 1937 |
24%
|
| 3 | 2 | 1871 |
23.1%
|
| 4 | 3 or more | 3378 |
41.8%
|
| Sysmiss | 47 |