| Value | Category | Cases | |
|---|---|---|---|
| 0 | NA / NR | 26006 |
75%
|
| 1 | Yes: wholly | 842 |
2.4%
|
| 2 | Yes:Mainly | 397 |
1.1%
|
| 3 | Yes:Partly | 390 |
1.1%
|
| 4 | No | 6921 |
20%
|
| 9 | Not known | 133 |
0.4%
|