#Record of Sealevel(mm) #Location No 14 #Location Oga #TimeZone +09:00(JST) #Broken or No transmit data "-999" #No Year Sealevel(mm) Datum_constant(mm) Height_of_the_fixed_point(mm) 14 1970 852 3000 2374 14 1971 859 3000 2374 14 1972 897 3000 2374 14 1973 894 3000 2374 14 1974 854 3000 2374 14 1975 847 3000 2374 14 1976 842 3000 2374 14 1977 819 3000 2374 14 1978 844 3000 2374 14 1979 826 3000 2374 14 1980 817 3000 2374 14 1981 897 3000 2374 14 1982 814 3000 2374 14 1983 838 3000 2374 14 1984 786 3000 2374 14 1985 789 3000 2374 14 1986 808 3000 2374 14 1987 820 3000 2374 14 1988 776 3000 2374 14 1989 792 3000 2374 14 1990 809 3000 2374 14 1991 800 3000 2374 14 1992 810 3000 2374 14 1993 803 3000 2374 14 1994 -999 3000 2374 14 1995 824 3000 2372 14 1996 791 3000 2372 14 1997 813 3000 2372 14 1998 800 3000 2372 14 1999 832 3000 2372 14 2000 824 3000 2372 14 2001 804 3000 2372 14 2002 828 3000 2430 14 2003 801 3000 2430 14 2004 841 3000 2430 14 2005 813 3000 2430 14 2006 792 3000 2430 14 2007 818 3000 2430 14 2008 770 3000 2430 14 2009 806 3000 2430 14 2010 835 3000 2430 14 2011 760 3000 2430 14 2012 794 3000 2495 14 2013 802 3000 2495 14 2014 767 3000 2495 14 2015 756 3000 2495 14 2016 788 3000 2495 14 2017 782 3000 2495 14 2018 755 3000 2495 14 2019 761 3000 2495 14 2020 795 3000 2495 14 2021 810 3000 2495 14 2022 794 3000 2495 14 2023 810 3000 2495 14 2024 780 3000 2495 14 2025 829 3000 2317