<Tr> <Td> Yemen </Td> <Td> 29 </Td> <Td> 3,000 </Td> <Td> </Td> <Td> </Td> <Td> 30 </Td> <Td> 3,000 </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> United Kingdom </Td> <Td> 30 </Td> <Td> 2,564 </Td> <Td> 30 </Td> <Td> 2,755 </Td> <Td> 31 </Td> <Td> 2,800 </Td> <Td> UK Oil & Gas Authority, end 2015 </Td> <Td> 2,618 </Td> </Tr> <Tr> <Td> Syria </Td> <Td> 31 / 32 </Td> <Td> 2,500 </Td> <Td> 31 </Td> <Td> 2,500 </Td> <Td> 32 </Td> <Td> 2,500 </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Uganda </Td> <Td> 31 / 32 </Td> <Td> 2,500 </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> </Tr>

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