<Tr> <Td> 194 </Td> <Td> Niger </Td> <Td> 7,151 </Td> </Tr> <Tr> <Td> 195 </Td> <Td> Guinea </Td> <Td> 6,696 </Td> </Tr> <Tr> <Td> 196 </Td> <Td> Kyrgyz Republic </Td> <Td> 6,650 </Td> </Tr> <Tr> <Td> 197 </Td> <Td> Malawi </Td> <Td> 6,416 </Td> </Tr>

Where is the united states ranked in gdp compared to other countries