| Value | Category | Cases | |
|---|---|---|---|
| 0 | 268 |
2.6%
|
|
| 1 | Available | 3406 |
33.2%
|
| 2 | Not Available | 6575 |
64.1%
|
| 9 | 9 |
0.1%
|
|
| Sysmiss | 2 |