| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 101 |
8.6%
|
| 2 | 1 | 112 |
9.5%
|
| 3 | 2 | 171 |
14.5%
|
| 4 | 3 or more | 797 |
67.5%
|
| Sysmiss | 5 |