<Tr> <Td> United Kingdom--Wales </Td> <Td> 177.0 cm (5 ft 9 ⁄ in) </Td> <Td> 162.0 cm (5 ft 4 in) </Td> <Td> 1.09 </Td> <Td> 16 + </Td> <Td> 103.2% </Td> <Td> Self - reported </Td> <Td> 2009 </Td> <Td> </Td> </Tr> <Tr> <Td> United States </Td> <Td> 175.7 cm (5 ft 9 in) </Td> <Td> 161.8 cm (5 ft 3 ⁄ in) </Td> <Td> 1.09 </Td> <Td> All Americans, 20 + (N = m: 5,232 f: 5,547, Median = m: 175.6 cm (5 ft 9 in) f: 161.9 cm (5 ft 3 ⁄ in)) </Td> <Td> 69% </Td> <Td> Measured </Td> <Td> 2011--2014 </Td> <Td> </Td> </Tr> <Tr> <Td> United States </Td> <Td> 176.4 cm (5 ft 9 ⁄ in) </Td> <Td> 162.9 cm (5 ft 4 in) </Td> <Td> 1.08 </Td> <Td> All Americans, 20--29 (N = m: 937 f: 928, Median = m: 176.2 cm (5 ft 9 ⁄ in) f: 162.9 cm (5 ft 4 in)) </Td> <Td> 13.9% </Td> <Td> Measured </Td> <Td> 2011--2014 </Td> <Td> </Td> </Tr> <Tr> <Td> United States--African Americans </Td> <Td> 177.4 cm (5 ft 10 in) </Td> <Td> 163.6 cm (5 ft 4 ⁄ in) </Td> <Td> 1.08 </Td> <Td> African Americans, 20--39 (N = m: 405 f: 418, Median = m: 177.2 cm (5 ft 10 in) f: 163.7 cm (5 ft 4 ⁄ in)) </Td> <Td> 3.4% </Td> <Td> Measured </Td> <Td> 2011--2014 </Td> <Td> </Td> </Tr>

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