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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1806 | 1 |
| 1815 | 1 |
| 1831 | 1 |
| 1858 | 1 |
| 1876 | 2 |
| 1878 | 1 |
| 1879 | 1 |
| 1882 | 2 |
| 1893 | 2 |
| 1894 | 2 |
| 1895 | 3 |
| 1896 | 3 |
| 1897 | 21 |
| 1898 | 14 |
| 1899 | 10 |
| 1900 | 16 |
| 1901 | 10 |
| 1902 | 4 |
| 1903 | 4 |
| 1904 | 6 |
| 1905 | 6 |
| 1906 | 6 |
| 1907 | 8 |
| 1908 | 11 |
| 1910 | 4 |
| 1911 | 4 |
| 1912 | 6 |
| 1913 | 1 |
| 1914 | 5 |
| 1915 | 1 |
| 1916 | 2 |
| 1917 | 4 |
| 1919 | 3 |
| 1921 | 3 |
| 1923 | 2 |
| 1924 | 4 |
| 1926 | 6 |
| 1927 | 3 |
| 1930 | 1 |
| 1931 | 1 |
| 1934 | 2 |
| 1935 | 1 |
| 1936 | 1 |
| 1937 | 1 |
| 1939 | 1 |
| 1940 | 4 |
| 1941 | 1 |
| 1944 | 3 |
| 1945 | 6 |
| 1946 | 4 |
| 1947 | 3 |
| 1948 | 5 |
| 1949 | 10 |
| 1950 | 7 |
| 1951 | 5 |
| 1952 | 4 |
| 1953 | 5 |
| 1954 | 7 |
| 1955 | 3 |
| 1956 | 1 |
| 1957 | 5 |
| 1958 | 4 |
| 1960 | 2 |
| 1961 | 4 |
| 1962 | 4 |
| 1963 | 4 |
| 1965 | 5 |
| 1966 | 5 |
| 1967 | 2 |
| 1968 | 4 |
| 1969 | 2 |
| 1970 | 4 |
| 1971 | 1 |
| 1972 | 1 |
| 1974 | 4 |
| 1975 | 1 |
| 1978 | 1 |
| 1979 | 1 |
| 1980 | 1 |
| 1983 | 1 |
| 1985 | 2 |
| 1989 | 1 |
| 1990 | 2 |
| 1994 | 6 |
| 1995 | 2 |
| 1996 | 1 |
| 1997 | 1 |
| 1998 | 2 |
| 1999 | 4 |
| 2000 | 4 |
| 2001 | 2 |
| 2002 | 2 |
| 2004 | 4 |
| 2005 | 6 |
| 2006 | 12 |
| 2007 | 12 |
| 2008 | 8 |
| 2009 | 38 |
| 2010 | 4 |
| 2011 | 6 |
| 2012 | 3 |
| 2013 | 5 |
| 2014 | 1 |
| 2015 | 3 |
| 2016 | 4 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 1 |
| 2021 | 4 |
| 2022 | 2 |
| 2024 | 0 |