| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 95 |
3.4%
|
| 2 | 1 | 210 |
7.6%
|
| 3 | 2 | 339 |
12.3%
|
| 4 | 3 or more | 2112 |
76.6%
|
| Sysmiss | 11 |