| Value | Category | Cases | |
|---|---|---|---|
| 01 | No credit | 45257 |
11.3%
|
| 02 | No credit | 22475 |
5.6%
|
| 11 | Partial credit | 2267 |
0.6%
|
| 12 | Partial credit | 7013 |
1.8%
|
| 21 | Full credit | 8219 |
2.1%
|
| 97 | N/A | 275721 |
69.1%
|
| 99 | Missing | 37798 |
9.5%
|