| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2422 |
24.6%
|
|
| 1 | 7172 |
72.8%
|
|
| 2 | 242 |
2.5%
|
|
| 3 | 12 |
0.1%
|
|
| 4 | 3 |
0%
|
|
| 5 | 2 |
0%
|
|
| 6 | 1 |
0%
|
|
| Sysmiss | 6 |