| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 520 |
32.1%
|
| 2 | 1 to 2 | 424 |
26.2%
|
| 3 | 3 to 4 | 246 |
15.2%
|
| 4 | 5 to 6 | 151 |
9.3%
|
| 5 | 7 | 280 |
17.3%
|
| Sysmiss | 150 |