<Tr> <Td_colspan="4"> U.S. Decennial Census 2011 estimate </Td> </Tr> <Table> <Tr> <Th> hide Racial composition </Th> <Th> </Th> <Th> 2000 </Th> <Th> 1990 </Th> <Th> 1970 </Th> </Tr> <Tr> <Td> White </Td> <Td> 50.5% </Td> <Td> 49.3% </Td> <Td> 52.7% </Td> <Td> 73.4% </Td> </Tr> <Tr> <Td>--Non-Hispanic whites </Td> <Td> 25.6% </Td> <Td> 30.8% </Td> <Td> 40.6% </Td> <Td> 62.4% </Td> </Tr> <Tr> <Td> Black or African American </Td> <Td> 23.7% </Td> <Td> 25.3% </Td> <Td> 28.1% </Td> <Td> 25.7%, </Td> </Tr> <Tr> <Td> Hispanic or Latino (of any race) </Td> <Td> 43.7% </Td> <Td> 37.4% </Td> <Td> 27.6% </Td> <Td> 11.3% </Td> </Tr> <Tr> <Td> Asian </Td> <Td> 6.0% </Td> <Td> 5.3% </Td> <Td> 4.1% </Td> <Td> 0.4% </Td> </Tr> </Table> <Tr> <Th> hide Racial composition </Th> <Th> </Th> <Th> 2000 </Th> <Th> 1990 </Th> <Th> 1970 </Th> </Tr> <Tr> <Td> White </Td> <Td> 50.5% </Td> <Td> 49.3% </Td> <Td> 52.7% </Td> <Td> 73.4% </Td> </Tr>

Where is houston texas located on the map