Ref:http://www.climateaudit.org/wp-admin/post.php?action=editcomment&comment=42112
year count
1864 5
1865 7
1866 7
1867 9
1868 4
1869 10
1870 11
1871 8
1872 5
1873 5
1874 7
1875 6
1876 5
1877 8
1878 12
1879 8
1880 11
1881 7
1882 6
1883 4
1884 4
1885 8
1886 12
1887 19
1888 9
1889 9
1890 4
1891 10
1892 9
1893 12
1894 7
1895 6
1896 7
1897 6
1898 11
1899 9
1900 7
1901 12
1902 5
1903 10
1904 5
1905 5
1906 11
1907 5
1908 10
1909 11
1910 5
1911 6
1912 7
1913 6
1914 1
1915 5
1916 14
1917 3
1918 5
1919 3
1920 4
1921 6
1922 4
1923 7
1924 8
1925 2
1926 11
1927 7
1928 6
1929 3
1930 2
1931 9
1932 11
1933 21
1934 11
1935 6
1936 16
1937 9
1938 8
1939 5
1940 8
1941 6
1942 10
1943 10
1944 11
1945 11
1946 6
1947 9
1948 9
1949 13
1950 13
1951 10
1952 7
1953 14
1954 11
1955 12
1956 8
1957 8
1958 10
1959 11
1960 7
1961 11
1962 5
1963 9
1964 12
1965 6
1966 11
1967 8
1968 8
1969 18
1970 10
1971 13
1972 7
1973 8
1974 11
1975 9
1976 10
1977 6
1978 12
1979 9
1980 11
1981 12
1982 6
1983 4
1984 13
1985 11
1986 6
1987 7
1988 12
1989 11
1990 14
1991 8
1992 7
1993 8
1994 7
1995 19
1996 13
1997 8
1998 14
1999 12
2000 15
2001 15
2002 12
2003 16
2004 15
2005 28