| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 1808 |
79.3%
|
| 2 | 1 to 2 | 234 |
10.3%
|
| 3 | 3 to 4 | 73 |
3.2%
|
| 4 | 5 to 6 | 59 |
2.6%
|
| 5 | 7 | 106 |
4.6%
|
| Sysmiss | 43 |