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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1801 | 3 |
| 1802 | 1 |
| 1803 | 1 |
| 1807 | 1 |
| 1827 | 1 |
| 1832 | 1 |
| 1837 | 1 |
| 1844 | 1 |
| 1847 | 1 |
| 1849 | 2 |
| 1850 | 1 |
| 1851 | 2 |
| 1852 | 1 |
| 1853 | 1 |
| 1854 | 1 |
| 1855 | 1 |
| 1856 | 2 |
| 1857 | 2 |
| 1858 | 4 |
| 1860 | 2 |
| 1861 | 1 |
| 1862 | 1 |
| 1865 | 1 |
| 1866 | 2 |
| 1867 | 2 |
| 1869 | 3 |
| 1871 | 1 |
| 1873 | 1 |
| 1875 | 1 |
| 1876 | 2 |
| 1877 | 2 |
| 1879 | 1 |
| 1881 | 5 |
| 1883 | 1 |
| 1885 | 2 |
| 1886 | 2 |
| 1887 | 1 |
| 1888 | 2 |
| 1889 | 1 |
| 1890 | 2 |
| 1891 | 1 |
| 1892 | 3 |
| 1893 | 6 |
| 1894 | 2 |
| 1895 | 2 |
| 1896 | 8 |
| 1897 | 1 |
| 1898 | 8 |
| 1899 | 6 |
| 1900 | 6 |
| 1901 | 3 |
| 1902 | 9 |
| 1903 | 5 |
| 1904 | 7 |
| 1905 | 6 |
| 1906 | 5 |
| 1907 | 11 |
| 1908 | 6 |
| 1909 | 6 |
| 1910 | 13 |
| 1911 | 6 |
| 1912 | 10 |
| 1913 | 5 |
| 1914 | 6 |
| 1915 | 6 |
| 1916 | 8 |
| 1917 | 7 |
| 1918 | 8 |
| 1919 | 4 |
| 1920 | 7 |
| 1921 | 2 |
| 1922 | 7 |
| 1923 | 4 |
| 1924 | 5 |
| 1925 | 8 |
| 1926 | 7 |
| 1927 | 3 |
| 1928 | 6 |
| 1929 | 4 |
| 1930 | 8 |
| 1931 | 7 |
| 1932 | 9 |
| 1933 | 5 |
| 1934 | 1 |
| 1935 | 1 |
| 1936 | 3 |
| 1937 | 3 |
| 1938 | 7 |
| 1939 | 5 |
| 1940 | 5 |
| 1941 | 3 |
| 1942 | 7 |
| 1943 | 4 |
| 1944 | 5 |
| 1945 | 10 |
| 1946 | 52 |
| 1947 | 63 |
| 1948 | 55 |
| 1949 | 53 |
| 1950 | 52 |
| 1951 | 53 |
| 1952 | 60 |
| 1953 | 54 |
| 1954 | 53 |
| 1955 | 71 |
| 1956 | 68 |
| 1957 | 80 |
| 1958 | 79 |
| 1959 | 86 |
| 1960 | 81 |
| 1961 | 76 |
| 1962 | 69 |
| 1963 | 89 |
| 1964 | 99 |
| 1965 | 93 |
| 1966 | 110 |
| 1967 | 98 |
| 1968 | 139 |
| 1969 | 144 |
| 1970 | 133 |
| 1971 | 192 |
| 1972 | 202 |
| 1973 | 200 |
| 1974 | 168 |
| 1975 | 214 |
| 1976 | 233 |
| 1977 | 243 |
| 1978 | 264 |
| 1979 | 281 |
| 1980 | 288 |
| 1981 | 343 |
| 1982 | 329 |
| 1983 | 303 |
| 1984 | 346 |
| 1985 | 406 |
| 1986 | 408 |
| 1987 | 444 |
| 1988 | 417 |
| 1989 | 504 |
| 1990 | 497 |
| 1991 | 497 |
| 1992 | 512 |
| 1993 | 488 |
| 1994 | 487 |
| 1995 | 517 |
| 1996 | 524 |
| 1997 | 607 |
| 1998 | 593 |
| 1999 | 596 |
| 2000 | 662 |
| 2001 | 622 |
| 2002 | 672 |
| 2003 | 659 |
| 2004 | 740 |
| 2005 | 766 |
| 2006 | 917 |
| 2007 | 955 |
| 2008 | 1034 |
| 2009 | 969 |
| 2010 | 1065 |
| 2011 | 1123 |
| 2012 | 1188 |
| 2013 | 1143 |
| 2014 | 1325 |
| 2015 | 1323 |
| 2016 | 1372 |
| 2017 | 1430 |
| 2018 | 1500 |
| 2019 | 1562 |
| 2020 | 1899 |
| 2021 | 2056 |
| 2022 | 1849 |
| 2023 | 1761 |
| 2024 | 946 |