| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 643 |
35.2%
|
| 2 | 1 to 2 | 524 |
28.7%
|
| 3 | 3 to 4 | 249 |
13.6%
|
| 4 | 5 to 6 | 94 |
5.2%
|
| 5 | 7 | 315 |
17.3%
|
| Sysmiss | 28 |