| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 99 |
3.2%
|
| 2 | 1 | 218 |
7.1%
|
| 3 | 2 | 250 |
8.2%
|
| 4 | 3 or more | 2488 |
81.4%
|
| Sysmiss | 19 |