| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 440 |
49.7%
|
| 2 | 1 to 2 | 170 |
19.2%
|
| 3 | 3 to 4 | 100 |
11.3%
|
| 4 | 5 to 6 | 72 |
8.1%
|
| 5 | 7 | 104 |
11.7%
|
| Sysmiss | 16 |