<Tr> <Td> African Union </Td> <Td> 30,370,000 </Td> <Td> 1,225,080,510 </Td> <Td> 5,457,724,064,668 </Td> <Td> 4,602 </Td> <Td> 0.524 </Td> <Td> 88.99 </Td> <Td> 31.51 </Td> <Td> 55.55 </Td> <Td> 2.27 </Td> <Td> 37.89 </Td> <Td> 4.30 </Td> </Tr> <Tr> <Th> Country </Th> <Th> Land Area (km2) 2015 </Th> <Th> Population 2016 </Th> <Th> GDP (PPP) <P> (Intl. $) 2015 </P> </Th> <Th> GDP (PPP) <P> per capita </P> <P> (Intl. $) 2015 </P> </Th> <Th> HDI <P> 2014 </P> </Th> <Th> FSI <P> 2016 </P> </Th> <Th> CPI <P> 2016 </P> </Th> <Th> IEF <P> 2016 </P> </Th> <Th> GPI <P> 2016 </P> </Th> <Th> WPFI <P> 2016 </P> </Th> <Th> DI <P> 2016 </P> </Th> </Tr> <P> (Intl. $) 2015 </P> <P> (Intl. $) 2015 </P>

What countries are part of the african union