| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 469 |
24.9%
|
| 2 | 1 to 2 | 518 |
27.5%
|
| 3 | 3 to 4 | 229 |
12.2%
|
| 4 | 5 to 6 | 237 |
12.6%
|
| 5 | 7 | 429 |
22.8%
|
| Sysmiss | 18 |