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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1829 | 1 |
| 1842 | 1 |
| 1844 | 2 |
| 1851 | 2 |
| 1852 | 2 |
| 1853 | 3 |
| 1854 | 4 |
| 1859 | 1 |
| 1862 | 2 |
| 1863 | 1 |
| 1867 | 1 |
| 1868 | 1 |
| 1871 | 2 |
| 1872 | 1 |
| 1874 | 1 |
| 1876 | 1 |
| 1877 | 2 |
| 1879 | 1 |
| 1881 | 1 |
| 1882 | 2 |
| 1884 | 1 |
| 1885 | 2 |
| 1886 | 2 |
| 1887 | 4 |
| 1888 | 2 |
| 1889 | 4 |
| 1890 | 3 |
| 1893 | 1 |
| 1894 | 4 |
| 1895 | 3 |
| 1896 | 3 |
| 1898 | 1 |
| 1899 | 4 |
| 1900 | 4 |
| 1901 | 3 |
| 1902 | 3 |
| 1903 | 2 |
| 1904 | 2 |
| 1905 | 4 |
| 1906 | 1 |
| 1907 | 2 |
| 1908 | 5 |
| 1909 | 14 |
| 1910 | 6 |
| 1911 | 10 |
| 1912 | 4 |
| 1913 | 9 |
| 1914 | 7 |
| 1915 | 12 |
| 1916 | 13 |
| 1917 | 11 |
| 1918 | 21 |
| 1919 | 12 |
| 1920 | 9 |
| 1921 | 16 |
| 1922 | 20 |
| 1923 | 21 |
| 1924 | 22 |
| 1925 | 16 |
| 1926 | 17 |
| 1927 | 19 |
| 1928 | 31 |
| 1929 | 21 |
| 1930 | 21 |
| 1931 | 16 |
| 1932 | 23 |
| 1933 | 17 |
| 1934 | 24 |
| 1935 | 30 |
| 1936 | 25 |
| 1937 | 22 |
| 1938 | 32 |
| 1939 | 29 |
| 1940 | 27 |
| 1941 | 29 |
| 1942 | 19 |
| 1943 | 21 |
| 1944 | 24 |
| 1945 | 108 |
| 1946 | 262 |
| 1947 | 423 |
| 1948 | 480 |
| 1949 | 365 |
| 1950 | 580 |
| 1951 | 629 |
| 1952 | 618 |
| 1953 | 720 |
| 1954 | 714 |
| 1955 | 715 |
| 1956 | 709 |
| 1957 | 786 |
| 1958 | 757 |
| 1959 | 689 |
| 1960 | 709 |
| 1961 | 861 |
| 1962 | 979 |
| 1963 | 1627 |
| 1964 | 2319 |
| 1965 | 1934 |
| 1966 | 2286 |
| 1967 | 2908 |
| 1968 | 3580 |
| 1969 | 4140 |
| 1970 | 4204 |
| 1971 | 4927 |
| 1972 | 5583 |
| 1973 | 5833 |
| 1974 | 6031 |
| 1975 | 6687 |
| 1976 | 6437 |
| 1977 | 6143 |
| 1978 | 6165 |
| 1979 | 6592 |
| 1980 | 7061 |
| 1981 | 7436 |
| 1982 | 7736 |
| 1983 | 8603 |
| 1984 | 9386 |
| 1985 | 9668 |
| 1986 | 9847 |
| 1987 | 9446 |
| 1988 | 9739 |
| 1989 | 10107 |
| 1990 | 10300 |
| 1991 | 10124 |
| 1992 | 9702 |
| 1993 | 9484 |
| 1994 | 9520 |
| 1995 | 9505 |
| 1996 | 9399 |
| 1997 | 9468 |
| 1998 | 9337 |
| 1999 | 9266 |
| 2000 | 10057 |
| 2001 | 10171 |
| 2002 | 10323 |
| 2003 | 10712 |
| 2004 | 11225 |
| 2005 | 12296 |
| 2006 | 13142 |
| 2007 | 13769 |
| 2008 | 13388 |
| 2009 | 13436 |
| 2010 | 14347 |
| 2011 | 15197 |
| 2012 | 15730 |
| 2013 | 16794 |
| 2014 | 17111 |
| 2015 | 17101 |
| 2016 | 16960 |
| 2017 | 16953 |
| 2018 | 17837 |
| 2019 | 18211 |
| 2020 | 19794 |
| 2021 | 20597 |
| 2022 | 20602 |
| 2023 | 20402 |
| 2024 | 22183 |
| 2025 | 23663 |
| 2026 | 1755 |