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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1808 | 3 |
| 1813 | 1 |
| 1815 | 1 |
| 1819 | 1 |
| 1825 | 1 |
| 1826 | 2 |
| 1828 | 3 |
| 1831 | 7 |
| 1839 | 1 |
| 1840 | 1 |
| 1841 | 1 |
| 1842 | 2 |
| 1843 | 2 |
| 1845 | 4 |
| 1846 | 1 |
| 1847 | 1 |
| 1848 | 4 |
| 1849 | 3 |
| 1852 | 3 |
| 1854 | 1 |
| 1856 | 3 |
| 1857 | 1 |
| 1858 | 1 |
| 1859 | 3 |
| 1860 | 7 |
| 1861 | 6 |
| 1862 | 1 |
| 1863 | 1 |
| 1865 | 5 |
| 1866 | 2 |
| 1867 | 4 |
| 1868 | 1 |
| 1869 | 1 |
| 1870 | 1 |
| 1871 | 5 |
| 1872 | 5 |
| 1873 | 5 |
| 1874 | 3 |
| 1875 | 1 |
| 1878 | 1 |
| 1879 | 2 |
| 1880 | 2 |
| 1882 | 3 |
| 1883 | 3 |
| 1885 | 3 |
| 1886 | 1 |
| 1887 | 3 |
| 1888 | 2 |
| 1889 | 1 |
| 1890 | 3 |
| 1891 | 2 |
| 1892 | 5 |
| 1894 | 2 |
| 1895 | 9 |
| 1896 | 6 |
| 1897 | 4 |
| 1898 | 4 |
| 1899 | 6 |
| 1900 | 2 |
| 1901 | 3 |
| 1902 | 1 |
| 1903 | 2 |
| 1905 | 1 |
| 1906 | 1 |
| 1907 | 2 |
| 1908 | 2 |
| 1909 | 4 |
| 1910 | 2 |
| 1911 | 10 |
| 1912 | 4 |
| 1913 | 6 |
| 1914 | 5 |
| 1915 | 1 |
| 1916 | 3 |
| 1917 | 1 |
| 1918 | 1 |
| 1919 | 1 |
| 1921 | 6 |
| 1922 | 5 |
| 1923 | 4 |
| 1924 | 6 |
| 1925 | 6 |
| 1926 | 4 |
| 1927 | 9 |
| 1928 | 9 |
| 1929 | 8 |
| 1930 | 6 |
| 1931 | 8 |
| 1932 | 5 |
| 1933 | 8 |
| 1934 | 9 |
| 1935 | 10 |
| 1936 | 9 |
| 1937 | 9 |
| 1938 | 23 |
| 1939 | 23 |
| 1940 | 15 |
| 1941 | 13 |
| 1942 | 14 |
| 1943 | 7 |
| 1944 | 16 |
| 1945 | 13 |
| 1946 | 60 |
| 1947 | 79 |
| 1948 | 67 |
| 1949 | 65 |
| 1950 | 72 |
| 1951 | 79 |
| 1952 | 92 |
| 1953 | 94 |
| 1954 | 89 |
| 1955 | 92 |
| 1956 | 81 |
| 1957 | 93 |
| 1958 | 67 |
| 1959 | 96 |
| 1960 | 96 |
| 1961 | 82 |
| 1962 | 84 |
| 1963 | 102 |
| 1964 | 155 |
| 1965 | 151 |
| 1966 | 173 |
| 1967 | 192 |
| 1968 | 183 |
| 1969 | 210 |
| 1970 | 227 |
| 1971 | 257 |
| 1972 | 231 |
| 1973 | 289 |
| 1974 | 257 |
| 1975 | 298 |
| 1976 | 332 |
| 1977 | 327 |
| 1978 | 348 |
| 1979 | 346 |
| 1980 | 385 |
| 1981 | 372 |
| 1982 | 420 |
| 1983 | 456 |
| 1984 | 471 |
| 1985 | 544 |
| 1986 | 525 |
| 1987 | 525 |
| 1988 | 606 |
| 1989 | 653 |
| 1990 | 665 |
| 1991 | 689 |
| 1992 | 671 |
| 1993 | 772 |
| 1994 | 735 |
| 1995 | 727 |
| 1996 | 753 |
| 1997 | 760 |
| 1998 | 739 |
| 1999 | 809 |
| 2000 | 854 |
| 2001 | 881 |
| 2002 | 984 |
| 2003 | 1075 |
| 2004 | 1116 |
| 2005 | 1280 |
| 2006 | 1325 |
| 2007 | 1435 |
| 2008 | 1583 |
| 2009 | 1613 |
| 2010 | 1735 |
| 2011 | 1943 |
| 2012 | 2021 |
| 2013 | 2243 |
| 2014 | 2369 |
| 2015 | 2650 |
| 2016 | 2608 |
| 2017 | 2641 |
| 2018 | 2563 |
| 2019 | 2700 |
| 2020 | 2865 |
| 2021 | 3290 |
| 2022 | 3176 |
| 2023 | 3075 |
| 2024 | 1375 |
| 2025 | 1 |