| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 568 |
0.3%
|
| 2 | 2 | 17 |
0%
|
| 3 | 3 | 5 |
0%
|
| 4 | 4 | 6 |
0%
|
| 88 | Not applicable | 156794 |
74.3%
|
| 99 | Unspecified | 53588 |
25.4%
|