| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 1555 |
43.4%
|
| 2 | 1 to 2 | 922 |
25.7%
|
| 3 | 3 to 4 | 402 |
11.2%
|
| 4 | 5 to 6 | 237 |
6.6%
|
| 5 | 7 | 471 |
13.1%
|
| Sysmiss | 12 |