lowest era- by a player in a season with at least 150 ip between 1956 to 1972
lowest era- by a player in a season with at least 150 ip since 1956
lowest fip- by a player with at least 1000 ip between 1988 to 1998
lowest fip- by a player with at least 1000 ip between 1990 to 2000
lowest fip- by a player with at least 1000 ip between 1956 to 1966
lowest fip- by a player with at least 1000 ip between 1996 to 2006
lowest fip- by a player with at least 1000 ip between 2010 to 2020
lowest fip- by a player with at least 1000 ip between 1994 to 2004
lowest fip- by a player with at least 1000 ip between 1963 to 1973
lowest fip- by a player with at least 1000 ip between 1967 to 1977
lowest fip- by a player with at least 1000 ip between 1986 to 1992
lowest fip- by a player with at least 1000 ip between 1992 to 1998
lowest fip- by a player with at least 1000 ip between 1995 to 2001
lowest fip- by a player with at least 1000 ip between 1970 to 1976
lowest fip- by a player with at least 1000 ip between 1967 to 1973
