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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1786 | 1 |
| 1791 | 2 |
| 1792 | 2 |
| 1793 | 2 |
| 1794 | 6 |
| 1796 | 1 |
| 1797 | 3 |
| 1800 | 7 |
| 1801 | 2 |
| 1802 | 1 |
| 1803 | 1 |
| 1804 | 2 |
| 1805 | 1 |
| 1808 | 2 |
| 1809 | 1 |
| 1810 | 1 |
| 1811 | 2 |
| 1812 | 1 |
| 1813 | 1 |
| 1814 | 5 |
| 1816 | 1 |
| 1817 | 1 |
| 1822 | 1 |
| 1824 | 1 |
| 1826 | 2 |
| 1827 | 1 |
| 1830 | 4 |
| 1831 | 1 |
| 1832 | 1 |
| 1833 | 1 |
| 1834 | 5 |
| 1835 | 3 |
| 1836 | 2 |
| 1838 | 3 |
| 1839 | 3 |
| 1840 | 5 |
| 1841 | 2 |
| 1842 | 12 |
| 1843 | 4 |
| 1844 | 7 |
| 1845 | 8 |
| 1846 | 4 |
| 1847 | 8 |
| 1848 | 7 |
| 1849 | 18 |
| 1850 | 10 |
| 1851 | 4 |
| 1852 | 7 |
| 1853 | 10 |
| 1854 | 7 |
| 1855 | 10 |
| 1856 | 6 |
| 1857 | 12 |
| 1858 | 8 |
| 1859 | 10 |
| 1860 | 10 |
| 1861 | 14 |
| 1862 | 9 |
| 1863 | 3 |
| 1864 | 6 |
| 1865 | 4 |
| 1866 | 5 |
| 1867 | 9 |
| 1868 | 15 |
| 1869 | 2 |
| 1870 | 4 |
| 1871 | 12 |
| 1872 | 9 |
| 1873 | 7 |
| 1874 | 18 |
| 1875 | 12 |
| 1876 | 26 |
| 1877 | 31 |
| 1878 | 30 |
| 1879 | 28 |
| 1880 | 36 |
| 1881 | 36 |
| 1882 | 30 |
| 1883 | 27 |
| 1884 | 19 |
| 1885 | 9 |
| 1886 | 15 |
| 1887 | 18 |
| 1888 | 17 |
| 1889 | 16 |
| 1890 | 20 |
| 1891 | 11 |
| 1892 | 31 |
| 1893 | 32 |
| 1894 | 16 |
| 1895 | 19 |
| 1896 | 18 |
| 1897 | 13 |
| 1898 | 13 |
| 1899 | 16 |
| 1900 | 5 |
| 1901 | 5 |
| 1902 | 3 |
| 1903 | 18 |
| 1904 | 9 |
| 1905 | 8 |
| 1906 | 7 |
| 1907 | 4 |
| 1908 | 8 |
| 1909 | 9 |
| 1910 | 6 |
| 1911 | 16 |
| 1912 | 16 |
| 1913 | 12 |
| 1914 | 8 |
| 1915 | 8 |
| 1916 | 16 |
| 1917 | 6 |
| 1918 | 5 |
| 1919 | 16 |
| 1920 | 11 |
| 1921 | 12 |
| 1922 | 7 |
| 1923 | 11 |
| 1924 | 14 |
| 1925 | 22 |
| 1926 | 66 |
| 1927 | 49 |
| 1928 | 59 |
| 1929 | 70 |
| 1930 | 64 |
| 1931 | 88 |
| 1932 | 94 |
| 1933 | 67 |
| 1934 | 89 |
| 1935 | 71 |
| 1936 | 40 |
| 1937 | 14 |
| 1938 | 13 |
| 1939 | 7 |
| 1940 | 20 |
| 1941 | 16 |
| 1942 | 10 |
| 1943 | 3 |
| 1944 | 9 |
| 1945 | 14 |
| 1946 | 33 |
| 1947 | 53 |
| 1948 | 45 |
| 1949 | 28 |
| 1950 | 139 |
| 1951 | 267 |
| 1952 | 385 |
| 1953 | 252 |
| 1954 | 133 |
| 1955 | 187 |
| 1956 | 141 |
| 1957 | 154 |
| 1958 | 131 |
| 1959 | 134 |
| 1960 | 110 |
| 1961 | 124 |
| 1962 | 161 |
| 1963 | 249 |
| 1964 | 277 |
| 1965 | 342 |
| 1966 | 333 |
| 1967 | 308 |
| 1968 | 319 |
| 1969 | 381 |
| 1970 | 494 |
| 1971 | 449 |
| 1972 | 424 |
| 1973 | 450 |
| 1974 | 475 |
| 1975 | 566 |
| 1976 | 512 |
| 1977 | 416 |
| 1978 | 494 |
| 1979 | 541 |
| 1980 | 492 |
| 1981 | 496 |
| 1982 | 472 |
| 1983 | 487 |
| 1984 | 588 |
| 1985 | 580 |
| 1986 | 576 |
| 1987 | 1876 |
| 1988 | 4350 |
| 1989 | 4407 |
| 1990 | 4928 |
| 1991 | 5068 |
| 1992 | 5010 |
| 1993 | 5222 |
| 1994 | 5502 |
| 1995 | 5647 |
| 1996 | 5587 |
| 1997 | 5465 |
| 1998 | 5736 |
| 1999 | 5922 |
| 2000 | 7411 |
| 2001 | 7761 |
| 2002 | 8473 |
| 2003 | 9428 |
| 2004 | 11395 |
| 2005 | 11901 |
| 2006 | 12909 |
| 2007 | 13851 |
| 2008 | 14254 |
| 2009 | 14504 |
| 2010 | 15600 |
| 2011 | 17193 |
| 2012 | 18909 |
| 2013 | 21570 |
| 2014 | 28428 |
| 2015 | 32810 |
| 2016 | 35563 |
| 2017 | 37214 |
| 2018 | 38850 |
| 2019 | 39976 |
| 2020 | 46029 |
| 2021 | 51060 |
| 2022 | 49863 |
| 2023 | 48500 |
| 2024 | 50324 |
| 2025 | 40991 |
| 2026 | 20 |