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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1792 | 3 |
| 1795 | 3 |
| 1808 | 1 |
| 1826 | 1 |
| 1840 | 3 |
| 1841 | 1 |
| 1844 | 3 |
| 1845 | 1 |
| 1846 | 1 |
| 1847 | 2 |
| 1849 | 1 |
| 1855 | 2 |
| 1858 | 1 |
| 1862 | 1 |
| 1863 | 2 |
| 1868 | 2 |
| 1869 | 2 |
| 1873 | 1 |
| 1874 | 4 |
| 1875 | 1 |
| 1876 | 2 |
| 1877 | 2 |
| 1878 | 1 |
| 1879 | 1 |
| 1880 | 1 |
| 1881 | 2 |
| 1882 | 2 |
| 1883 | 2 |
| 1884 | 3 |
| 1885 | 1 |
| 1886 | 3 |
| 1887 | 2 |
| 1888 | 8 |
| 1889 | 1 |
| 1892 | 1 |
| 1893 | 6 |
| 1894 | 21 |
| 1895 | 14 |
| 1896 | 5 |
| 1897 | 2 |
| 1898 | 2 |
| 1900 | 3 |
| 1901 | 1 |
| 1902 | 3 |
| 1903 | 1 |
| 1908 | 3 |
| 1909 | 3 |
| 1910 | 1 |
| 1911 | 4 |
| 1912 | 1 |
| 1913 | 1 |
| 1914 | 2 |
| 1915 | 1 |
| 1916 | 2 |
| 1917 | 3 |
| 1918 | 2 |
| 1919 | 3 |
| 1920 | 4 |
| 1921 | 3 |
| 1922 | 1 |
| 1923 | 4 |
| 1924 | 5 |
| 1925 | 7 |
| 1926 | 3 |
| 1927 | 7 |
| 1928 | 3 |
| 1929 | 4 |
| 1930 | 9 |
| 1931 | 3 |
| 1932 | 3 |
| 1933 | 2 |
| 1934 | 3 |
| 1935 | 5 |
| 1936 | 6 |
| 1937 | 3 |
| 1938 | 5 |
| 1939 | 9 |
| 1940 | 3 |
| 1941 | 7 |
| 1942 | 3 |
| 1943 | 4 |
| 1944 | 6 |
| 1945 | 13 |
| 1946 | 50 |
| 1947 | 56 |
| 1948 | 51 |
| 1949 | 46 |
| 1950 | 54 |
| 1951 | 76 |
| 1952 | 67 |
| 1953 | 52 |
| 1954 | 51 |
| 1955 | 42 |
| 1956 | 74 |
| 1957 | 63 |
| 1958 | 77 |
| 1959 | 71 |
| 1960 | 71 |
| 1961 | 78 |
| 1962 | 85 |
| 1963 | 85 |
| 1964 | 88 |
| 1965 | 109 |
| 1966 | 138 |
| 1967 | 165 |
| 1968 | 158 |
| 1969 | 158 |
| 1970 | 203 |
| 1971 | 151 |
| 1972 | 161 |
| 1973 | 235 |
| 1974 | 203 |
| 1975 | 211 |
| 1976 | 276 |
| 1977 | 313 |
| 1978 | 342 |
| 1979 | 348 |
| 1980 | 348 |
| 1981 | 289 |
| 1982 | 296 |
| 1983 | 292 |
| 1984 | 359 |
| 1985 | 353 |
| 1986 | 392 |
| 1987 | 400 |
| 1988 | 409 |
| 1989 | 433 |
| 1990 | 464 |
| 1991 | 436 |
| 1992 | 500 |
| 1993 | 510 |
| 1994 | 493 |
| 1995 | 529 |
| 1996 | 554 |
| 1997 | 494 |
| 1998 | 481 |
| 1999 | 537 |
| 2000 | 597 |
| 2001 | 627 |
| 2002 | 611 |
| 2003 | 691 |
| 2004 | 721 |
| 2005 | 761 |
| 2006 | 814 |
| 2007 | 858 |
| 2008 | 1021 |
| 2009 | 1055 |
| 2010 | 1015 |
| 2011 | 1197 |
| 2012 | 1390 |
| 2013 | 1426 |
| 2014 | 1594 |
| 2015 | 1731 |
| 2016 | 1771 |
| 2017 | 1724 |
| 2018 | 1718 |
| 2019 | 1693 |
| 2020 | 1910 |
| 2021 | 2238 |
| 2022 | 2085 |
| 2023 | 2039 |
| 2024 | 2087 |
| 2025 | 1658 |