Monthly mean relative sea level (cm) Station: Ust' Olenek Sea: Laptev Sea Coordinates: 7300N 11952E Period: 1950-1998 Comments: 1995-1998 are based on operative data 1950 -18 -17 -26 -25 -26 99 14 5 15 19 -3 -14 2 1951 -8 -9 -16 0 5 131 17 11 -1 12 -9 -4 10 1952 -26 -33 -18 -19 -13 119 10 8 12 1 -4 -10 2 1953 -30 -13 -6 -10 9 63 -11 9 3 -3 -2 -3 0 1954 -15 -21 -17 -28 -37 98 14 -5 11 -9 -1 6 0 1955 -2 -34 -41 -25 -30 143 5 19 28 2 -12 -13 3 1956 -30 -19 -20 -34 -21 85 -4 -12 -16 2 -16 -25 -9 1957 -5 -38 -31 -21 -23 99 4 8 7 -10 -18 -17 -4 1958 -31 -30 -36 -22 -28 119 4 -4 4 2 -17 -27 -5 1959 -36 -2 -16 -25 -24 96 0 -25 -30 -14 -10 4 -7 1960 -35 -29 -15 -13 -15 76 3 6 -4 -13 -18 -19 -6 1961 -27 -13 -34 -21 -19 94 5 -5 -7 3 3 -16 -3 1962 -14 -24 -37 -26 -25 122 17 -1 -11 4 -5 -7 0 1963 -14 -19 -15 -29 -25 102 14 -10 2 5 -4 8 1 1964 -2 -3 -7 -28 -7 133 10 2 -24 -3 -9 21 7 1965 -6 -22 -28 -25 -26 117 7 -22 -33 2 -7 -30 -6 1966 -28 -34 -32 -43 -18 133 9 -6 13 -6 6 -10 -1 1967 0 -12 -20 -10 -6 162 8 10 12 16 20 -6 14 1968 16 -3 -12 -9 -8 145 9 12 0 13 -15 -7 11 1969 -24 -34 -19 -17 -23 98 -1 3 15 12 -22 -4 -1 1970 -31 -37 -38 -23 -16 91 16 6 12 -14 -2 -11 -4 1971 -24 -37 -23 -27 -15 117 0 -10 18 9 -11 -3 0 1972 -10 -15 -26 -19 -13 111 -1 5 -11 13 -20 -1 1 1973 8 -24 -30 -33 -27 132 35 0 -2 -10 -17 -34 0 1974 -24 -34 -24 -29 -24 146 23 -6 -12 4 -8 -8 0 1975 1 -4 -13 -28 21 105 -4 0 -5 -16 -20 -6 2 1976 -22 -23 -20 -18 -25 90 12 19 2 -17 0 -22 -2 1977 -30 -32 -26 -18 -2 101 2 5 9 -26 -25 -11 -4 1978 -24 -32 -25 -30 -24 91 -5 -10 -20 -21 14 -12 -8 1979 -29 -33 -46 -45 -30 86 -5 -15 -20 -6 -12 -2 -13 1980 -28 -14 -21 -33 -26 77 -9 3 6 15 -15 -37 -7 1981 999 999 999 999 999 999 999 999 999 999 999 999 999 1982 999 999 999 999 999 999 999 999 999 999 999 999 999 1983 999 999 999 999 999 999 999 999 999 999 999 999 999 1984 999 999 999 999 999 999 999 999 999 999 999 999 999 1985 999 999 999 999 999 999 999 999 999 999 999 999 999 1986 999 999 999 999 999 999 999 999 999 999 999 999 999 1987 999 999 999 999 999 999 999 999 999 999 999 999 999 1988 999 999 999 999 999 999 999 999 999 999 999 999 999 1989 999 999 999 999 999 999 999 999 999 999 999 999 999 1990 999 999 999 999 999 999 999 999 999 999 999 999 999 1991 999 999 999 999 999 999 999 999 999 999 999 999 999 1992 999 999 999 999 999 999 999 999 999 999 999 999 999 1993 999 999 999 999 999 999 999 999 999 999 999 999 999 1994 999 999 999 999 999 999 999 999 999 999 999 999 999 1995 999 999 999 -23 -25 107 12 16 18 -6 6 9 7 1996 25 43 35 999 999 999 999 999 999 999 999 999 999 1997 999 999 999 999 999 999 999 999 999 999 999 999 999 1998 999 999 999 999 999 89 48 23 40 19 999 999 999