| Value | Category | Cases | |
|---|---|---|---|
| 1 | 12 |
0.3%
|
|
| 2 | 3902 |
88.6%
|
|
| 7 | 488 |
11.1%
|
|
| 9 | 3 |
0.1%
|
|
| Sysmiss | 3 |