<Tr> <Th> Genres </Th> <Td> <Ul> <Li> 1997--2001: </Li> <Li> Role - playing </Li> <Li> since 2004: </Li> <Li> Action role - playing </Li> </Ul> </Td> </Tr> <Ul> <Li> 1997--2001: </Li> <Li> Role - playing </Li> <Li> since 2004: </Li> <Li> Action role - playing </Li> </Ul> <Li> 1997--2001: </Li> <Li> Role - playing </Li>

When do each of the fallout games take place