| Value | Category | Cases | |
|---|---|---|---|
| 0 | 804 |
90.6%
|
|
| 1 | 51 |
5.7%
|
|
| 2 | 14 |
1.6%
|
|
| 3 | 5 |
0.6%
|
|
| 4 | 6 |
0.7%
|
|
| 5 | 2 |
0.2%
|
|
| 6 | 4 |
0.5%
|
|
| 12 | 1 |
0.1%
|
|
| Sysmiss | 75 |