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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1805 | 1 |
| 1829 | 1 |
| 1831 | 2 |
| 1838 | 1 |
| 1839 | 1 |
| 1840 | 1 |
| 1841 | 1 |
| 1845 | 12 |
| 1846 | 5 |
| 1847 | 4 |
| 1848 | 3 |
| 1849 | 4 |
| 1850 | 7 |
| 1851 | 1 |
| 1852 | 4 |
| 1853 | 1 |
| 1855 | 11 |
| 1856 | 14 |
| 1857 | 15 |
| 1858 | 14 |
| 1859 | 25 |
| 1860 | 16 |
| 1861 | 9 |
| 1864 | 4 |
| 1866 | 13 |
| 1867 | 7 |
| 1868 | 6 |
| 1869 | 1 |
| 1870 | 2 |
| 1871 | 20 |
| 1872 | 45 |
| 1873 | 31 |
| 1874 | 21 |
| 1875 | 23 |
| 1876 | 12 |
| 1877 | 12 |
| 1878 | 15 |
| 1879 | 11 |
| 1880 | 16 |
| 1881 | 23 |
| 1882 | 17 |
| 1883 | 14 |
| 1884 | 22 |
| 1885 | 49 |
| 1886 | 28 |
| 1887 | 29 |
| 1888 | 19 |
| 1889 | 16 |
| 1890 | 15 |
| 1891 | 10 |
| 1892 | 17 |
| 1893 | 10 |
| 1894 | 19 |
| 1895 | 15 |
| 1896 | 10 |
| 1897 | 11 |
| 1898 | 9 |
| 1899 | 7 |
| 1900 | 11 |
| 1901 | 8 |
| 1902 | 6 |
| 1903 | 4 |
| 1904 | 9 |
| 1905 | 11 |
| 1906 | 4 |
| 1907 | 10 |
| 1908 | 10 |
| 1909 | 1 |
| 1910 | 4 |
| 1912 | 1 |
| 1913 | 6 |
| 1914 | 5 |
| 1915 | 6 |
| 1916 | 3 |
| 1917 | 2 |
| 1918 | 4 |
| 1920 | 2 |
| 1921 | 1 |
| 1924 | 1 |
| 1925 | 4 |
| 1928 | 1 |
| 1930 | 2 |
| 1931 | 1 |
| 1932 | 1 |
| 1937 | 3 |
| 1938 | 2 |
| 1939 | 2 |
| 1940 | 1 |
| 1941 | 2 |
| 1942 | 2 |
| 1944 | 3 |
| 1945 | 3 |
| 1946 | 6 |
| 1947 | 18 |
| 1948 | 16 |
| 1949 | 16 |
| 1950 | 11 |
| 1951 | 25 |
| 1952 | 17 |
| 1953 | 22 |
| 1954 | 14 |
| 1955 | 11 |
| 1956 | 11 |
| 1957 | 12 |
| 1958 | 17 |
| 1959 | 16 |
| 1960 | 13 |
| 1961 | 16 |
| 1962 | 17 |
| 1963 | 42 |
| 1964 | 51 |
| 1965 | 56 |
| 1966 | 85 |
| 1967 | 121 |
| 1968 | 86 |
| 1969 | 112 |
| 1970 | 131 |
| 1971 | 161 |
| 1972 | 159 |
| 1973 | 189 |
| 1974 | 143 |
| 1975 | 191 |
| 1976 | 166 |
| 1977 | 214 |
| 1978 | 258 |
| 1979 | 244 |
| 1980 | 228 |
| 1981 | 239 |
| 1982 | 241 |
| 1983 | 246 |
| 1984 | 275 |
| 1985 | 264 |
| 1986 | 288 |
| 1987 | 721 |
| 1988 | 1484 |
| 1989 | 1700 |
| 1990 | 2111 |
| 1991 | 1826 |
| 1992 | 1902 |
| 1993 | 1972 |
| 1994 | 1941 |
| 1995 | 2076 |
| 1996 | 2188 |
| 1997 | 2325 |
| 1998 | 2372 |
| 1999 | 2402 |
| 2000 | 2595 |
| 2001 | 2695 |
| 2002 | 2702 |
| 2003 | 2962 |
| 2004 | 3178 |
| 2005 | 3300 |
| 2006 | 3524 |
| 2007 | 3646 |
| 2008 | 3948 |
| 2009 | 4001 |
| 2010 | 4302 |
| 2011 | 4617 |
| 2012 | 4563 |
| 2013 | 5394 |
| 2014 | 8093 |
| 2015 | 9570 |
| 2016 | 10399 |
| 2017 | 10843 |
| 2018 | 10954 |
| 2019 | 11329 |
| 2020 | 12878 |
| 2021 | 13702 |
| 2022 | 13141 |
| 2023 | 13237 |
| 2024 | 4738 |