<Tr> <Td> Jigger (Imp .) </Td> <Td> </Td> <Td> ​ ⁄ Gill </Td> <Td> </Td> <Td> </Td> <Td> 35.52 mL </Td> <Td> Legal U.K. spirits measure from 1826 to 1984, for Gin, rum, vodka and whisky . </Td> </Tr> <Tr> <Td> Jigger (Eng .) </Td> <Td> </Td> <Td> </Td> <Td> 1.5 fl oz </Td> <Td> </Td> <Td> </Td> <Td> (3 tablespoons, 2 pony) </Td> </Tr> <Tr> <Td> Jigger (U.S.) </Td> <Td> 2.0 fl oz </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> 60 mL </Td> <Td> Before U.S. Prohibition </Td> </Tr> <Tr> <Td> Hooker </Td> <Td> </Td> <Td> </Td> <Td> 2.5 fl oz </Td> <Td> </Td> <Td> </Td> <Td> 1 ​ ⁄ jigger (5 tablespoons) </Td> </Tr>

How many ml in a half gallon of liquor