Diagnostic categories of permanent disabilities
| Diagnostic category | n | % | Diagnostic category | n | % |
| Cardiovascular disease | 954 | 30.8 | Skin disease | 41 | 1.3 |
| Musculoskeletal disorder | 928 | 30.0 | Endocrine disorder | 37 | 1.2 |
| Bronchitis, emphysema, asthma | 415 | 13.4 | Tuberculosis | 16 | 0.5 |
| Injury | 246 | 7.9 | Pulmonary fibrosis | 15 | 0.5 |
| Psychiatric disorder | 115 | 3.7 | Urinary tract disease | 14 | 0.5 |
| Neurological disease | 109 | 3.5 | Liver disease | 10 | 0.3 |
| Cancer | 78 | 2.5 | Other | 64 | 2.1 |
| Gastrointestinal disorder | 56 | 1.8 | All | 3098 | 100 |