| Value | Category | Cases | |
|---|---|---|---|
| 0 | 498 |
72.2%
|
|
| 1 | 45 |
6.5%
|
|
| 2 | 77 |
11.2%
|
|
| 3 | 30 |
4.3%
|
|
| 4 | 12 |
1.7%
|
|
| 5 | 4 |
0.6%
|
|
| 6 | 2 |
0.3%
|
|
| 7 | 22 |
3.2%
|
|
| Sysmiss | 6300 |