| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 676 |
90.3%
|
| 2 | 1 to 2 | 32 |
4.3%
|
| 3 | 3 to 4 | 11 |
1.5%
|
| 4 | 5 to 6 | 7 |
0.9%
|
| 5 | 7 | 23 |
3.1%
|
| Sysmiss | 47 |