<Tr> <Td> 2020 Tokyo </Td> <Td_colspan="8;"> Future event </Td> </Tr> <Tr> <Td> 2024 Paris </Td> <Td_colspan="8;"> Future event </Td> </Tr> <Tr> <Td> 2028 Los Angeles </Td> <Td_colspan="8;"> Future event </Td> </Tr> <Tr> <Th_colspan="2"> Total </Th> <Th> 1022 </Th> <Th> 795 </Th> <Th> 705 </Th> <Th> 2522 </Th> <Th> </Th> <Th> </Th> </Tr>

When was the last time the us won the olympics