| Value | Category | Cases | |
|---|---|---|---|
| 1 | born with it | 1160 |
7.3%
|
| 2 | illness | 7664 |
48.1%
|
| 3 | accident | 972 |
6.1%
|
| 4 | age related reasons | 4263 |
26.8%
|
| 5 | as a result of violence | 91 |
0.6%
|
| 6 | other | 492 |
3.1%
|
| 8 | don't know | 1286 |
8.1%
|
| Sysmiss | 28686 |