| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 112 |
6.2%
|
| 2 | 1 | 222 |
12.2%
|
| 3 | 2 | 243 |
13.4%
|
| 4 | 3 or more | 1243 |
68.3%
|
| Sysmiss | 57 |