<Tr> <Td> Northern Mariana Islands </Td> <Td_colspan="2"> 21 </Td> <Td> </Td> </Tr> <Tr> <Td> Palau </Td> <Td_colspan="2"> 21 </Td> <Td> </Td> </Tr> <Tr> <Td> Papua New Guinea </Td> <Td_colspan="2"> 18 </Td> <Td> </Td> </Tr> <Tr> <Td> Samoa </Td> <Td_colspan="2"> 21 </Td> <Td> </Td> </Tr>

What's the legal drinking age in uk