| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 18 |
1.2%
|
| 2 | 1 | 62 |
4.1%
|
| 3 | 2 | 98 |
6.5%
|
| 4 | 3 or more | 1333 |
88.2%
|
| Sysmiss | 10 |