| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 1015 |
55.3%
|
| 2 | 1 to 2 | 399 |
21.8%
|
| 3 | 3 to 4 | 156 |
8.5%
|
| 4 | 5 to 6 | 86 |
4.7%
|
| 5 | 7 | 178 |
9.7%
|
| Sysmiss | 1 |