| Value | Category | Cases | |
|---|---|---|---|
| 0 | 6900 |
96%
|
|
| 1 | 230 |
3.2%
|
|
| 2 | 45 |
0.6%
|
|
| 3 | 15 |
0.2%
|
|
| 9 | 1 |
0%
|
|
| Sysmiss | 943 |