| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 1143 |
61.9%
|
| 2 | 1 to 2 | 358 |
19.4%
|
| 3 | 3 to 4 | 118 |
6.4%
|
| 4 | 5 to 6 | 52 |
2.8%
|
| 5 | 7 | 175 |
9.5%
|
| Sysmiss | 66 |