<Tr> <Th> 2011 </Th> <Td> 63,545 </Td> </Tr> <Tr> <Th> 2012 </Th> <Td> 69,598 </Td> </Tr> <Tr> <Th> 2013 </Th> <Td> 79,383 </Td> </Tr> <Tr> <Th> 2014 </Th> <Td> 84,201 </Td> </Tr>

Where does most of americas gdp come from