<Table> <Tr> <Th> Category </Th> <Th> Employee type </Th> <Th> Central Government </Th> <Th> Regional Government </Th> <Th> Municipal </Th> <Th> University </Th> <Th> Total </Th> </Tr> <Tr> <Td> Police </Td> <Td> Civil servants </Td> <Td> 147 </Td> <Td> 25 </Td> <Td> </Td> <Td> </Td> <Td> 172 </Td> </Tr> <Tr> <Td> Defence </Td> <Td> Civil servants </Td> <Td> 124 </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> 124 </Td> </Tr> <Tr> <Td> Health & Social </Td> <Td> Civil servants </Td> <Td> </Td> <Td> 321 </Td> <Td> </Td> <Td> </Td> <Td> 321 </Td> </Tr> <Tr> <Td> </Td> <Td> other public employees </Td> <Td> </Td> <Td> 170 </Td> <Td> </Td> <Td> </Td> <Td> 170 </Td> </Tr> <Tr> <Td> Other </Td> <Td> Civil servants </Td> <Td> 180 </Td> <Td> </Td> <Td> 218 </Td> <Td> 74 </Td> <Td> 472 </Td> </Tr> <Tr> <Td> </Td> <Td> other public employees </Td> <Td> 119 </Td> <Td> </Td> <Td> 330 </Td> <Td> 75 </Td> <Td> 524 </Td> </Tr> <Tr> <Td> Total </Td> <Td> Civil servants </Td> <Td> 451 </Td> <Td> 908 </Td> <Td> 218 </Td> <Td> 74 </Td> <Td> 1651 </Td> </Tr> <Tr> <Td> </Td> <Td> other public employees </Td> <Td> 119 </Td> <Td> 399 </Td> <Td> 330 </Td> <Td> 75 </Td> <Td> 923 </Td> </Tr> <Tr> <Td> </Td> <Td> Total </Td> <Td> 570 </Td> <Td> 1307 </Td> <Td> 548 </Td> <Td> 149 </Td> <Td> 2574 </Td> </Tr> <Tr> <Td> </Td> </Tr> </Table> <Tr> <Th> Category </Th> <Th> Employee type </Th> <Th> Central Government </Th> <Th> Regional Government </Th> <Th> Municipal </Th> <Th> University </Th> <Th> Total </Th> </Tr> <Tr> <Td> Police </Td> <Td> Civil servants </Td> <Td> 147 </Td> <Td> 25 </Td> <Td> </Td> <Td> </Td> <Td> 172 </Td> </Tr> <Tr> <Td> Defence </Td> <Td> Civil servants </Td> <Td> 124 </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> 124 </Td> </Tr>

How are members of the civil service chosen