| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 972 |
0.5%
|
| 2 | 2 | 16 |
0%
|
| 3 | 3 | 10 |
0%
|
| 4 | 4 | 16 |
0%
|
| 88 | Not applicable | 156794 |
74.3%
|
| 99 | Unspecified | 53170 |
25.2%
|