| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1244 |
79.1%
|
|
| 1 | 239 |
15.2%
|
|
| 2 | 68 |
4.3%
|
|
| 3 | 3 or more | 22 |
1.4%
|
| Sysmiss | 773 |