<Tr> <Td> 2015 </Td> <Td> Paris Saint - Germain </Td> <Td> New York Red Bulls </Td> <Td> Real Madrid </Td> <Td> Roma </Td> <Td> Real Madrid </Td> <Td> Milan </Td> </Tr> <Tr> <Td> 2016 </Td> <Td> Paris Saint - Germain </Td> <Td> Liverpool </Td> <Td> Juventus </Td> <Td> Atlético Madrid </Td> <Td_colspan="2"> Uncrowned due to match cancellation </Td> </Tr> <Tr> <Td> 2017 </Td> <Td> Barcelona </Td> <Td> Manchester City </Td> <Td_colspan="2"> Not held </Td> <Td_colspan="2"> Uncrowned </Td> <Td> Inter Milan </Td> <Td> Bayern Munich </Td> </Tr>

How many subs can you make in international champions cup