<Tr> <Td> Northern Ireland </Td> <Td> 1,862,100 </Td> <Td> 2.8 </Td> <Td> 2.8 </Td> <Td> 14,130 </Td> <Td> 6% </Td> <Td> 132 / km2 </Td> </Tr> <Tr> <Td> United Kingdom </Td> <Td> 65,648,100 </Td> <Td> 100 </Td> <Td> 100 </Td> <Td> 248,532 </Td> <Td> 100% </Td> <Td> 259 / km2 </Td> </Tr> <P> The UK Office for National Statistics' 2016 - based National Population Projections indicated that, if recent trends continue, the UK's population would increase by 3.6 million between mid-2016 to mid-2026 . This represents an average annual growth rate of 0.5% . Over the same period, England is projected to grow by 5.9%; for Wales, this figure is 3.1%, while for Scotland and Northern Ireland the figures are 3.2% and 4.2% respectively . These projections do not allow for any possible effects of the UK leaving the European Union . </P> <P> There are 13 urban areas that exceed 500,000 inhabitants: they are centred on London, Birmingham, Glasgow, Leeds and Bradford, Southampton and Portsmouth, Sheffield, Liverpool, Leicester, Manchester, Belfast, Bristol, Newcastle upon Tyne and Nottingham . </P>

How many 10 year olds are there in the uk