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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1799 | 1 |
| 1810 | 2 |
| 1820 | 1 |
| 1822 | 1 |
| 1841 | 1 |
| 1847 | 2 |
| 1849 | 1 |
| 1850 | 1 |
| 1851 | 1 |
| 1852 | 2 |
| 1853 | 1 |
| 1856 | 1 |
| 1857 | 3 |
| 1863 | 1 |
| 1864 | 3 |
| 1865 | 1 |
| 1867 | 6 |
| 1868 | 6 |
| 1869 | 3 |
| 1871 | 4 |
| 1872 | 2 |
| 1873 | 2 |
| 1875 | 3 |
| 1876 | 3 |
| 1878 | 4 |
| 1881 | 4 |
| 1882 | 1 |
| 1883 | 5 |
| 1884 | 1 |
| 1885 | 5 |
| 1887 | 3 |
| 1888 | 1 |
| 1889 | 1 |
| 1890 | 3 |
| 1891 | 4 |
| 1892 | 7 |
| 1893 | 1 |
| 1894 | 2 |
| 1895 | 2 |
| 1896 | 2 |
| 1897 | 2 |
| 1898 | 1 |
| 1899 | 4 |
| 1900 | 2 |
| 1901 | 5 |
| 1902 | 1 |
| 1904 | 4 |
| 1905 | 2 |
| 1906 | 2 |
| 1907 | 2 |
| 1908 | 4 |
| 1909 | 5 |
| 1910 | 3 |
| 1911 | 1 |
| 1912 | 1 |
| 1913 | 4 |
| 1914 | 3 |
| 1915 | 4 |
| 1916 | 3 |
| 1917 | 2 |
| 1919 | 1 |
| 1920 | 4 |
| 1921 | 8 |
| 1922 | 2 |
| 1923 | 1 |
| 1924 | 4 |
| 1925 | 2 |
| 1926 | 1 |
| 1927 | 3 |
| 1928 | 1 |
| 1929 | 1 |
| 1930 | 3 |
| 1931 | 2 |
| 1932 | 8 |
| 1933 | 7 |
| 1934 | 9 |
| 1935 | 1 |
| 1936 | 5 |
| 1937 | 3 |
| 1938 | 8 |
| 1939 | 6 |
| 1940 | 3 |
| 1941 | 7 |
| 1942 | 3 |
| 1943 | 8 |
| 1944 | 18 |
| 1945 | 18 |
| 1946 | 58 |
| 1947 | 54 |
| 1948 | 52 |
| 1949 | 43 |
| 1950 | 40 |
| 1951 | 46 |
| 1952 | 49 |
| 1953 | 51 |
| 1954 | 54 |
| 1955 | 53 |
| 1956 | 52 |
| 1957 | 45 |
| 1958 | 57 |
| 1959 | 60 |
| 1960 | 59 |
| 1961 | 56 |
| 1962 | 78 |
| 1963 | 102 |
| 1964 | 113 |
| 1965 | 94 |
| 1966 | 133 |
| 1967 | 110 |
| 1968 | 153 |
| 1969 | 134 |
| 1970 | 150 |
| 1971 | 157 |
| 1972 | 146 |
| 1973 | 168 |
| 1974 | 176 |
| 1975 | 251 |
| 1976 | 274 |
| 1977 | 269 |
| 1978 | 314 |
| 1979 | 296 |
| 1980 | 324 |
| 1981 | 314 |
| 1982 | 386 |
| 1983 | 405 |
| 1984 | 447 |
| 1985 | 449 |
| 1986 | 500 |
| 1987 | 537 |
| 1988 | 543 |
| 1989 | 656 |
| 1990 | 694 |
| 1991 | 751 |
| 1992 | 791 |
| 1993 | 770 |
| 1994 | 856 |
| 1995 | 896 |
| 1996 | 926 |
| 1997 | 964 |
| 1998 | 1009 |
| 1999 | 1037 |
| 2000 | 1111 |
| 2001 | 1204 |
| 2002 | 1207 |
| 2003 | 1340 |
| 2004 | 1506 |
| 2005 | 1725 |
| 2006 | 1902 |
| 2007 | 2148 |
| 2008 | 2246 |
| 2009 | 2393 |
| 2010 | 2635 |
| 2011 | 2948 |
| 2012 | 3370 |
| 2013 | 3749 |
| 2014 | 4086 |
| 2015 | 4547 |
| 2016 | 4989 |
| 2017 | 5219 |
| 2018 | 5434 |
| 2019 | 5802 |
| 2020 | 6874 |
| 2021 | 8097 |
| 2022 | 8506 |
| 2023 | 9212 |
| 2024 | 5968 |