| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 299 |
11.9%
|
| 2 | 1 | 486 |
19.3%
|
| 3 | 2 | 463 |
18.4%
|
| 4 | 3 or more | 1275 |
50.5%
|
| Sysmiss | 13 |