| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 1978 |
1.4%
|
| 2 | 2 | 380 |
0.3%
|
| 3 | 3 | 42 |
0%
|
| 4 | 4 | 8 |
0%
|
| 9 | Unspecified | 142977 |
98.3%
|