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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1825 | 1 |
| 1826 | 1 |
| 1843 | 1 |
| 1849 | 2 |
| 1852 | 1 |
| 1854 | 1 |
| 1856 | 1 |
| 1860 | 1 |
| 1863 | 2 |
| 1868 | 1 |
| 1871 | 1 |
| 1875 | 1 |
| 1876 | 1 |
| 1878 | 1 |
| 1881 | 2 |
| 1882 | 1 |
| 1884 | 1 |
| 1885 | 1 |
| 1886 | 4 |
| 1887 | 3 |
| 1888 | 3 |
| 1889 | 4 |
| 1890 | 4 |
| 1891 | 3 |
| 1892 | 2 |
| 1893 | 2 |
| 1895 | 4 |
| 1896 | 1 |
| 1897 | 1 |
| 1898 | 4 |
| 1899 | 2 |
| 1900 | 3 |
| 1901 | 2 |
| 1902 | 1 |
| 1903 | 2 |
| 1904 | 3 |
| 1905 | 4 |
| 1906 | 6 |
| 1907 | 6 |
| 1908 | 4 |
| 1909 | 1 |
| 1910 | 7 |
| 1911 | 3 |
| 1912 | 3 |
| 1913 | 3 |
| 1914 | 4 |
| 1915 | 2 |
| 1916 | 5 |
| 1917 | 3 |
| 1918 | 5 |
| 1919 | 4 |
| 1920 | 6 |
| 1921 | 3 |
| 1922 | 7 |
| 1923 | 4 |
| 1924 | 4 |
| 1925 | 2 |
| 1926 | 5 |
| 1927 | 4 |
| 1928 | 4 |
| 1929 | 9 |
| 1930 | 7 |
| 1931 | 11 |
| 1932 | 1 |
| 1933 | 5 |
| 1934 | 5 |
| 1935 | 1 |
| 1936 | 5 |
| 1937 | 4 |
| 1938 | 10 |
| 1939 | 10 |
| 1940 | 6 |
| 1941 | 5 |
| 1942 | 11 |
| 1943 | 1 |
| 1944 | 3 |
| 1945 | 19 |
| 1946 | 42 |
| 1947 | 44 |
| 1948 | 70 |
| 1949 | 54 |
| 1950 | 57 |
| 1951 | 93 |
| 1952 | 97 |
| 1953 | 112 |
| 1954 | 102 |
| 1955 | 109 |
| 1956 | 122 |
| 1957 | 94 |
| 1958 | 110 |
| 1959 | 94 |
| 1960 | 119 |
| 1961 | 116 |
| 1962 | 139 |
| 1963 | 161 |
| 1964 | 191 |
| 1965 | 195 |
| 1966 | 196 |
| 1967 | 215 |
| 1968 | 276 |
| 1969 | 319 |
| 1970 | 377 |
| 1971 | 424 |
| 1972 | 412 |
| 1973 | 465 |
| 1974 | 485 |
| 1975 | 1523 |
| 1976 | 1592 |
| 1977 | 1555 |
| 1978 | 1619 |
| 1979 | 1850 |
| 1980 | 1978 |
| 1981 | 2203 |
| 1982 | 2343 |
| 1983 | 2848 |
| 1984 | 3013 |
| 1985 | 3181 |
| 1986 | 3321 |
| 1987 | 3637 |
| 1988 | 3841 |
| 1989 | 4537 |
| 1990 | 4747 |
| 1991 | 4902 |
| 1992 | 5087 |
| 1993 | 5445 |
| 1994 | 5364 |
| 1995 | 5627 |
| 1996 | 5850 |
| 1997 | 5872 |
| 1998 | 5958 |
| 1999 | 6175 |
| 2000 | 6492 |
| 2001 | 6829 |
| 2002 | 7004 |
| 2003 | 7341 |
| 2004 | 7716 |
| 2005 | 8511 |
| 2006 | 9285 |
| 2007 | 9778 |
| 2008 | 10318 |
| 2009 | 10849 |
| 2010 | 11846 |
| 2011 | 12611 |
| 2012 | 13375 |
| 2013 | 14294 |
| 2014 | 15136 |
| 2015 | 15752 |
| 2016 | 16440 |
| 2017 | 17041 |
| 2018 | 17901 |
| 2019 | 18893 |
| 2020 | 21882 |
| 2021 | 25010 |
| 2022 | 24843 |
| 2023 | 23388 |
| 2024 | 8004 |