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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1833 | 1 |
| 1840 | 1 |
| 1845 | 2 |
| 1846 | 1 |
| 1850 | 2 |
| 1852 | 2 |
| 1853 | 3 |
| 1857 | 1 |
| 1860 | 1 |
| 1861 | 1 |
| 1872 | 1 |
| 1874 | 3 |
| 1875 | 1 |
| 1876 | 1 |
| 1879 | 1 |
| 1880 | 3 |
| 1882 | 4 |
| 1883 | 3 |
| 1885 | 2 |
| 1886 | 3 |
| 1887 | 6 |
| 1888 | 1 |
| 1889 | 2 |
| 1890 | 1 |
| 1892 | 2 |
| 1893 | 3 |
| 1895 | 1 |
| 1896 | 1 |
| 1897 | 3 |
| 1898 | 2 |
| 1901 | 2 |
| 1902 | 3 |
| 1903 | 1 |
| 1904 | 2 |
| 1905 | 2 |
| 1906 | 1 |
| 1907 | 4 |
| 1912 | 2 |
| 1913 | 1 |
| 1915 | 1 |
| 1916 | 1 |
| 1917 | 1 |
| 1918 | 2 |
| 1920 | 1 |
| 1921 | 2 |
| 1923 | 1 |
| 1924 | 2 |
| 1925 | 2 |
| 1926 | 3 |
| 1927 | 1 |
| 1928 | 1 |
| 1929 | 3 |
| 1930 | 1 |
| 1931 | 2 |
| 1932 | 5 |
| 1933 | 2 |
| 1935 | 4 |
| 1936 | 5 |
| 1937 | 3 |
| 1938 | 2 |
| 1939 | 1 |
| 1940 | 3 |
| 1941 | 1 |
| 1942 | 1 |
| 1943 | 1 |
| 1944 | 5 |
| 1945 | 6 |
| 1946 | 23 |
| 1947 | 18 |
| 1948 | 15 |
| 1949 | 13 |
| 1950 | 13 |
| 1951 | 17 |
| 1952 | 24 |
| 1953 | 15 |
| 1954 | 18 |
| 1955 | 13 |
| 1956 | 23 |
| 1957 | 22 |
| 1958 | 19 |
| 1959 | 22 |
| 1960 | 23 |
| 1961 | 16 |
| 1962 | 19 |
| 1963 | 34 |
| 1964 | 75 |
| 1965 | 89 |
| 1966 | 95 |
| 1967 | 129 |
| 1968 | 119 |
| 1969 | 132 |
| 1970 | 191 |
| 1971 | 163 |
| 1972 | 168 |
| 1973 | 173 |
| 1974 | 208 |
| 1975 | 218 |
| 1976 | 204 |
| 1977 | 244 |
| 1978 | 232 |
| 1979 | 281 |
| 1980 | 284 |
| 1981 | 303 |
| 1982 | 348 |
| 1983 | 338 |
| 1984 | 341 |
| 1985 | 416 |
| 1986 | 483 |
| 1987 | 1082 |
| 1988 | 2008 |
| 1989 | 2087 |
| 1990 | 2311 |
| 1991 | 2591 |
| 1992 | 2730 |
| 1993 | 2768 |
| 1994 | 2847 |
| 1995 | 2772 |
| 1996 | 2857 |
| 1997 | 3000 |
| 1998 | 3111 |
| 1999 | 3226 |
| 2000 | 3490 |
| 2001 | 3645 |
| 2002 | 3829 |
| 2003 | 3930 |
| 2004 | 4197 |
| 2005 | 4561 |
| 2006 | 4864 |
| 2007 | 5146 |
| 2008 | 5482 |
| 2009 | 5765 |
| 2010 | 6117 |
| 2011 | 6657 |
| 2012 | 6910 |
| 2013 | 7861 |
| 2014 | 11168 |
| 2015 | 13190 |
| 2016 | 14833 |
| 2017 | 15948 |
| 2018 | 17092 |
| 2019 | 18311 |
| 2020 | 21169 |
| 2021 | 22616 |
| 2022 | 21892 |
| 2023 | 22240 |
| 2024 | 8258 |
| 2026 | 1 |