| Value | Category | Cases | |
|---|---|---|---|
| 0 | 595 |
2.5%
|
|
| 1 | 371 |
1.5%
|
|
| 2 | 19 |
0.1%
|
|
| 3 | 8 |
0%
|
|
| 4 | 5 |
0%
|
|
| 6 | 1 |
0%
|
|
| 7 | 1 |
0%
|
|
| 888 | Not applicable | 22834 |
94.6%
|
| 999 | Unspecified | 311 |
1.3%
|