| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 13 |
1%
|
| 2 | NO | 1319 |
98.8%
|
| 3 | 1 |
0.1%
|
|
| 4 | 2 |
0.1%
|
|
| 0 | NR | 1635 | |
| 9 | NA | 21 | |
| Sysmiss | 9 |