| Value | Category | Cases | |
|---|---|---|---|
| 18 | 1 |
0%
|
|
| 19 | 3 |
0.1%
|
|
| 20 | 3 |
0.1%
|
|
| 23 | 3 |
0.1%
|
|
| 24 | 1 |
0%
|
|
| 25 | 2 |
0%
|
|
| 97 | INCONSISTENT | 1 |
0%
|
| 99 | NO RESPONSE | 5 |
0.1%
|
| Sysmiss | 5746 |
99.7%
|