| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 550 |
61.9%
|
| 2 | 1 to 2 | 159 |
17.9%
|
| 3 | 3 to 4 | 38 |
4.3%
|
| 4 | 5 to 6 | 33 |
3.7%
|
| 5 | 7 | 109 |
12.3%
|
| Sysmiss | 13 |