The data you requested are contained in these files:

    evbs.1851.nc
    evbs.1852.nc
    evbs.1853.nc
    evbs.1854.nc
    evbs.1855.nc
    evbs.1856.nc
    evbs.1857.nc
    evbs.1858.nc
    evbs.1859.nc
    evbs.1860.nc
    evbs.1861.nc
    evbs.1862.nc
    evbs.1863.nc
    evbs.1864.nc
    evbs.1865.nc
    evbs.1866.nc
    evbs.1867.nc
    evbs.1868.nc
    evbs.1869.nc
    evbs.1870.nc
    evbs.1871.nc
    evbs.1872.nc
    evbs.1873.nc
    evbs.1874.nc
    evbs.1875.nc
    evbs.1876.nc
    evbs.1877.nc
    evbs.1878.nc
    evbs.1879.nc
    evbs.1880.nc
    evbs.1881.nc
    evbs.1882.nc
    evbs.1883.nc
    evbs.1884.nc
    evbs.1885.nc
    evbs.1886.nc
    evbs.1887.nc
    evbs.1888.nc
    evbs.1889.nc
    evbs.1890.nc
    evbs.1891.nc
    evbs.1892.nc
    evbs.1893.nc
    evbs.1894.nc
    evbs.1895.nc
    evbs.1896.nc
    evbs.1897.nc
    evbs.1898.nc
    evbs.1899.nc
    evbs.1900.nc
    evbs.1901.nc
    evbs.1902.nc
    evbs.1903.nc
    evbs.1904.nc
    evbs.1905.nc
    evbs.1906.nc
    evbs.1907.nc
    evbs.1908.nc
    evbs.1909.nc
    evbs.1910.nc
    evbs.1911.nc
    evbs.1912.nc
    evbs.1913.nc
    evbs.1914.nc
    evbs.1915.nc
    evbs.1916.nc
    evbs.1917.nc
    evbs.1918.nc
    evbs.1919.nc
    evbs.1920.nc
    evbs.1921.nc
    evbs.1922.nc
    evbs.1923.nc
    evbs.1924.nc
    evbs.1925.nc
    evbs.1926.nc
    evbs.1927.nc
    evbs.1928.nc
    evbs.1929.nc
    evbs.1930.nc
    evbs.1931.nc
    evbs.1932.nc
    evbs.1933.nc
    evbs.1934.nc
    evbs.1935.nc
    evbs.1936.nc
    evbs.1937.nc
    evbs.1938.nc
    evbs.1939.nc
    evbs.1940.nc
    evbs.1941.nc
    evbs.1942.nc
    evbs.1943.nc
    evbs.1944.nc
    evbs.1945.nc
    evbs.1946.nc
    evbs.1947.nc
    evbs.1948.nc
    evbs.1949.nc
    evbs.1950.nc
    evbs.1951.nc
    evbs.1952.nc
    evbs.1953.nc
    evbs.1954.nc
    evbs.1955.nc
    evbs.1956.nc
    evbs.1957.nc
    evbs.1958.nc
    evbs.1959.nc
    evbs.1960.nc
    evbs.1961.nc
    evbs.1962.nc
    evbs.1963.nc
    evbs.1964.nc
    evbs.1965.nc
    evbs.1966.nc
    evbs.1967.nc
    evbs.1968.nc
    evbs.1969.nc
    evbs.1970.nc
    evbs.1971.nc
    evbs.1972.nc
    evbs.1973.nc
    evbs.1974.nc
    evbs.1975.nc
    evbs.1976.nc
    evbs.1977.nc
    evbs.1978.nc
    evbs.1979.nc
    evbs.1980.nc
    evbs.1981.nc
    evbs.1982.nc
    evbs.1983.nc
    evbs.1984.nc
    evbs.1985.nc
    evbs.1986.nc
    evbs.1987.nc
    evbs.1988.nc
    evbs.1989.nc
    evbs.1990.nc
    evbs.1991.nc
    evbs.1992.nc
    evbs.1993.nc
    evbs.1994.nc
    evbs.1995.nc
    evbs.1996.nc
    evbs.1997.nc
    evbs.1998.nc
    evbs.1999.nc
    evbs.2000.nc
    evbs.2001.nc
    evbs.2002.nc
    evbs.2003.nc
    evbs.2004.nc
    evbs.2005.nc
    evbs.2006.nc
    evbs.2007.nc
    evbs.2008.nc
    evbs.2009.nc
    evbs.2010.nc
    evbs.2011.nc
    evbs.2012.nc
    evbs.2013.nc
    evbs.2014.nc