case_code	case_text
3	Selected characteristic by detailed industry
A	Industry division or selected characteristic by age
C	Industry division or selected characteristic by medical treatment
E	Industry division or selected characteristic by detailed event or exposure
G	Industry division or selected characteristic by sex
H	Industry division or selected characteristic by hours at work
L	Industry division or selected characteristic by length of service
M	Industry division or selected characteristic by special combinations
N	Industry division or selected characteristic by detailed nature of condition
O	Industry division or selected characteristic by detailed occupation
P	Industry division or selected characteristic by detailed part of body affected
R	Industry division or selected characteristic by race or ethnicity
S	Industry division or selected characteristic by detailed source of injury/illness
T	Industry division or selected characteristic by time of day
W	Industry division or selected characteristic by day of week