| Value | Category | Cases | |
|---|---|---|---|
| 0 | 558 |
69.9%
|
|
| 1 | 102 |
12.8%
|
|
| 2 | 91 |
11.4%
|
|
| 3 | 30 |
3.8%
|
|
| 4 | 5 |
0.6%
|
|
| 5 | 4 |
0.5%
|
|
| 6 | 1 |
0.1%
|
|
| 7 | 7 |
0.9%
|
|
| Sysmiss | 1053 |