Monthly mean relative sea level (cm) Station: Terpiai-Tumsa Sea: Laptev Sea Coordinates: 7333N 11840E Period: 1956-1998 Comments: 1956 -21 -6 -9 -24 -15 4 6 -4 -2 12 -8 -16 -7 1957 4 -25 -26 -11 -17 5 11 8 13 -4 -9 -7 -5 1958 -17 -13 -24 -16 -25 6 5 -5 3 2 -7 -15 -9 1959 -17 9 0 -16 -17 25 9 -4 -3 9 11 15 2 1960 -25 -19 -25 -28 -21 1 9 9 4 0 -7 -10 -9 1961 -22 -8 -30 -28 -11 -5 0 -5 3 13 12 -11 -8 1962 -5 -11 -26 -14 -15 -6 3 8 5 -6 4 2 -5 1963 -19 -4 1 -13 -10 -6 12 -3 13 13 -3 6 -1 1964 17 17 7 -13 5 3 15 5 -12 9 -5 14 5 1965 -3 -11 -23 -13 -17 17 1 -17 -22 8 3 -7 -7 1966 0 1 -20 -25 -3 7 6 -1 15 3 15 0 0 1967 10 1 -8 0 4 2 11 21 24 31 29 1 11 1968 0 -7 2 -13 -10 6 7 20 4 25 -12 3 2 1969 -11 -23 -13 -8 -15 6 9 9 20 23 1 7 0 1970 -33 -44 -33 -10 -7 7 7 14 11 6 -1 11 -6 1971 8 -16 -3 -15 -2 10 6 0 31 16 1 12 4 1972 5 -2 -15 -11 -7 -4 10 17 1 26 -7 9 2 1973 25 -3 -13 -18 -12 18 19 5 10 11 -1 -18 2 1974 -13 -24 -14 -19 -14 0 17 -2 1 6 -3 -8 -6 1975 -10 -2 -3 -19 -10 0 10 8 9 6 0 21 1 1976 -11 -8 -9 -9 -11 3 18 26 10 2 4 -13 0 1977 -24 -22 -16 -10 -15 18 9 11 19 0 -10 -3 -3 1978 -6 -23 -13 -18 -14 29 6 3 -5 -6 22 8 -1 1979 -5 -10 -29 -37 -25 -11 5 -11 -13 2 -11 5 -12 1980 -17 -3 -14 -19 -15 16 4 1 9 24 8 -9 -1 1981 15 15 -18 0 2 9 17 15 14 -8 5 0 6 1982 -11 2 -11 -8 -39 -7 1 8 22 0 -10 -13 -5 1983 -13 -3 -14 -16 -7 27 19 20 11 9 15 3 4 1984 -7 -18 -10 -11 -1 18 17 10 19 3 0 16 3 1985 -15 -6 5 -17 -14 -1 3 -1 5 8 16 -19 -3 1986 -24 -8 -2 -21 -37 15 8 5 1 21 9 0 -2 1987 2 -10 -5 -16 -4 16 28 11 17 37 15 7 8 1988 9 -6 -5 1 -13 10 17 15 30 21 7 8 8 1989 4 -2 -12 -16 -18 7 30 30 43 10 9 -1 7 1990 0 -3 12 6 16 17 23 40 -1 28 3 9 13 1991 -4 -1 -6 6 0 18 15 36 10 20 6 -1 8 1992 -11 -19 -20 -22 -3 9 18 33 5 4 7 9 1 1993 9 3 4 -2 1 13 26 27 2 4 2 1 8 1994 5 999 999 999 999 12 10 5 8 1 0 7 999 1995 0 5 -2 -11 -2 6 -3 -20 7 12 10 15 1 1996 18 21 11 11 15 21 48 -20 -37 -4 -10 -11 5 1997 -29 -4 8 14 999 999 999 -24 -23 -7 999 999 999 1998 999 999 8 999 999 999 999 999 999 999 999 999 999