July 1, 2018 ~
July 1, 2014 ~ June 30, 2018
Oct 27, 2011 ~ June 30, 2014
July 1, 2010 ~ Aug 26, 2011 Main Policy
July 1, 2006 ~ June 30, 2010 Main Policy
July 1, 2002 ~ Jun 30, 2006 Main Policy
July 1, 1998 ~ Jun 30, 2002 Main Policy
Sep 10, 1997 ~ Jun 30, 1998
July 1, 1995 ~ Sep 9, 1997 Main Policy
Nov 3, 1994 ~ Jun 30, 1995 Main Policy
Oct 22, 1994 ~ Nov 2, 1994
Mar 8, 1993 ~ Oct 21, 1994 Main Policy
Feb 26, 1993 ~ Mar 4, 1993
Jun 26, 1992 ~ Feb 25, 1993 Main Policy
Feb 19, 1991 ~ Jun 25, 1992 Main Policy
Dec 27, 1990 ~ Feb 18, 1991 Main Policy
Dec 5, 1988 ~ Dec 26, 1990 Main Policy
Dec 30, 1987 ~ Dec 4, 1988 Main Policy
Oct 15, 1983 ~ Dec 29, 1987 Main Policy
Apr 28, 1982 ~ Oct 14, 1983 Main Policy
Sep 2, 1980 ~ Apr 27, 1980 Main Policy
Dec 22, 1978 ~ Sep 1, 1980 Main Policy
Sep 2, 1974 ~ Dec 21, 1978 Main Policy
Apr 16, 1970 ~ Sep 1, 1974 Main Policy
Mar 31, 1966 ~ Apr 15, 1970 Main Policy
Dec 17, 1963 ~ Mar 30, 1966 Main Policy
May 20, 1961 ~ Dec 16, 1963 Main Policy
Dec 30, 1960 ~ May 16, 1961 Main Policy
May 2, 1960 ~ Jun 30, 1960 Main Policy
Jun 12, 1959 ~ Apr 30, 1960 Main Policy
December 14, 1957 ~ June 11 Main Policy
July 6, 1956 ~ Dec 13, 1957 Main Policy
Aug 29, 1952 ~ July 5, 1956
Jung 27, 1951 ~ July 24, 1952
Aug 15, 1949 ~ May 8, 1951 Main Policy
Jun 6, 1949 ~ Aug 14, 1949
Dec 15, 1948 ~ Jun 5, 1949 Main Policy
Sep 28, 1946 ~ Dec 14, 1948 Main Policy