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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1810 | 1 |
| 1815 | 1 |
| 1816 | 9 |
| 1818 | 1 |
| 1819 | 2 |
| 1830 | 3 |
| 1831 | 1 |
| 1832 | 1 |
| 1833 | 1 |
| 1834 | 2 |
| 1836 | 3 |
| 1837 | 2 |
| 1838 | 1 |
| 1839 | 5 |
| 1840 | 5 |
| 1841 | 8 |
| 1842 | 1 |
| 1843 | 5 |
| 1844 | 6 |
| 1845 | 7 |
| 1846 | 5 |
| 1847 | 6 |
| 1848 | 7 |
| 1849 | 12 |
| 1850 | 7 |
| 1851 | 8 |
| 1852 | 6 |
| 1853 | 7 |
| 1854 | 7 |
| 1855 | 20 |
| 1856 | 11 |
| 1857 | 12 |
| 1858 | 15 |
| 1859 | 28 |
| 1860 | 35 |
| 1861 | 26 |
| 1862 | 19 |
| 1863 | 6 |
| 1864 | 11 |
| 1865 | 24 |
| 1866 | 20 |
| 1867 | 17 |
| 1868 | 31 |
| 1869 | 21 |
| 1870 | 16 |
| 1871 | 17 |
| 1872 | 29 |
| 1873 | 28 |
| 1874 | 30 |
| 1875 | 40 |
| 1876 | 45 |
| 1877 | 40 |
| 1878 | 33 |
| 1879 | 29 |
| 1880 | 37 |
| 1881 | 37 |
| 1882 | 30 |
| 1883 | 41 |
| 1884 | 22 |
| 1885 | 36 |
| 1886 | 21 |
| 1887 | 30 |
| 1888 | 35 |
| 1889 | 41 |
| 1890 | 31 |
| 1891 | 38 |
| 1892 | 35 |
| 1893 | 40 |
| 1894 | 29 |
| 1895 | 32 |
| 1896 | 34 |
| 1897 | 48 |
| 1898 | 34 |
| 1899 | 20 |
| 1900 | 28 |
| 1901 | 24 |
| 1902 | 23 |
| 1903 | 22 |
| 1904 | 30 |
| 1905 | 19 |
| 1906 | 22 |
| 1907 | 30 |
| 1908 | 19 |
| 1909 | 11 |
| 1910 | 22 |
| 1911 | 14 |
| 1912 | 21 |
| 1913 | 13 |
| 1914 | 15 |
| 1915 | 6 |
| 1916 | 2 |
| 1917 | 16 |
| 1918 | 2 |
| 1919 | 26 |
| 1920 | 23 |
| 1921 | 9 |
| 1922 | 9 |
| 1923 | 13 |
| 1924 | 16 |
| 1925 | 16 |
| 1926 | 12 |
| 1927 | 21 |
| 1928 | 17 |
| 1929 | 14 |
| 1930 | 18 |
| 1931 | 22 |
| 1932 | 19 |
| 1933 | 11 |
| 1934 | 25 |
| 1935 | 26 |
| 1936 | 28 |
| 1937 | 31 |
| 1938 | 30 |
| 1939 | 44 |
| 1940 | 24 |
| 1941 | 11 |
| 1942 | 14 |
| 1943 | 15 |
| 1944 | 14 |
| 1945 | 94 |
| 1946 | 390 |
| 1947 | 463 |
| 1948 | 531 |
| 1949 | 504 |
| 1950 | 888 |
| 1951 | 994 |
| 1952 | 970 |
| 1953 | 1055 |
| 1954 | 998 |
| 1955 | 975 |
| 1956 | 983 |
| 1957 | 977 |
| 1958 | 941 |
| 1959 | 893 |
| 1960 | 916 |
| 1961 | 897 |
| 1962 | 1063 |
| 1963 | 1279 |
| 1964 | 1500 |
| 1965 | 1240 |
| 1966 | 1251 |
| 1967 | 1351 |
| 1968 | 1582 |
| 1969 | 1634 |
| 1970 | 1586 |
| 1971 | 1678 |
| 1972 | 1687 |
| 1973 | 1641 |
| 1974 | 1807 |
| 1975 | 1754 |
| 1976 | 1744 |
| 1977 | 1812 |
| 1978 | 1941 |
| 1979 | 2070 |
| 1980 | 2036 |
| 1981 | 1822 |
| 1982 | 1943 |
| 1983 | 1989 |
| 1984 | 2033 |
| 1985 | 2210 |
| 1986 | 2239 |
| 1987 | 3589 |
| 1988 | 5803 |
| 1989 | 6394 |
| 1990 | 6597 |
| 1991 | 6756 |
| 1992 | 6675 |
| 1993 | 7049 |
| 1994 | 7087 |
| 1995 | 7499 |
| 1996 | 7431 |
| 1997 | 7551 |
| 1998 | 7930 |
| 1999 | 7711 |
| 2000 | 8681 |
| 2001 | 8386 |
| 2002 | 8471 |
| 2003 | 8940 |
| 2004 | 9399 |
| 2005 | 9910 |
| 2006 | 10323 |
| 2007 | 10638 |
| 2008 | 10840 |
| 2009 | 11710 |
| 2010 | 12487 |
| 2011 | 13771 |
| 2012 | 14521 |
| 2013 | 16034 |
| 2014 | 21370 |
| 2015 | 25004 |
| 2016 | 26356 |
| 2017 | 27160 |
| 2018 | 28548 |
| 2019 | 30620 |
| 2020 | 36624 |
| 2021 | 40536 |
| 2022 | 40976 |
| 2023 | 38703 |
| 2024 | 40270 |
| 2025 | 44286 |
| 2026 | 17908 |
| 2027 | 1 |