| Value | Category | Cases | |
|---|---|---|---|
| -99 | 5 |
1.3%
|
|
| 1 | CODE 'A' , 'B' OR 'C' CIRCLED | 368 |
95.8%
|
| 2 | OTHER | 11 |
2.9%
|
| Sysmiss | 1731 |