| Value | Category | Cases | |
|---|---|---|---|
| 0 | 259 |
40.3%
|
|
| 1 | 301 |
46.9%
|
|
| 2 | 66 |
10.3%
|
|
| 3 | 11 |
1.7%
|
|
| 4 | 3 |
0.5%
|
|
| 6 | 2 |
0.3%
|
|
| Sysmiss | 5585 |