Hudson River flow at Green Island (composite record)	
Wt Year	flow (km^3/y)
1888	11.85
1889	12.49
1890	15.08
1891	13.23
1892	17.53
1893	12.54
1894	10.35
1895	9.55
1896	12.45
1897	14.99
1898	14.05
1899	11.87
1900	11.79
1901	12.05
1902	14.16
1903	15.57
1904	14.17
1905	14.43
1906	14.20
1907	11.98
1908	16.22
1909	11.84
1910	11.11
1911	7.95
1912	13.07
1913	14.07
1914	11.27
1915	10.04
1916	13.11
1917	11.79
1918	10.37
1919	11.32
1920	12.47
1921	11.41
1922	14.41
1923	9.81
1924	12.46
1925	12.37
1926	13.26
1927	10.96
1928	16.55
1929	12.94
1930	9.82
1931	7.22
1932	11.53
1933	12.63
1934	9.16
1935	11.60
1936	12.91
1937	13.26
1938	11.81
1939	11.97
1940	10.77
1941	8.31
1942	9.39
1943	15.87
1944	10.23
1945	13.75
1946	13.67
1947	14.69
1948	10.93
1949	10.84
1950	11.90
1951	14.02
1952	15.59
1953	12.58
1954	11.77
1955	11.79
1956	14.06
1957	8.64
1958	11.40
1959	10.56
1960	15.35
1961	9.73
1962	8.97
1963	9.08
1964	8.09
1965	5.70
1966	9.48
1967	8.97
1968	11.15
1969	12.21
1970	10.79
1971	12.99
1972	16.67
1973	17.03
1974	14.38
1975	14.83
1976	19.74
1977	15.24
1978	16.51
1979	13.97
1980	10.08
1981	8.82
1982	12.51
1983	12.13
1984	14.83
1985	9.20
1986	12.64
1987	11.58
1988	10.18
1989	7.99