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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1781 | 1 |
| 1783 | 1 |
| 1786 | 1 |
| 1797 | 1 |
| 1799 | 1 |
| 1800 | 1 |
| 1801 | 4 |
| 1803 | 1 |
| 1804 | 2 |
| 1805 | 2 |
| 1806 | 1 |
| 1807 | 1 |
| 1808 | 1 |
| 1813 | 1 |
| 1814 | 1 |
| 1815 | 2 |
| 1818 | 1 |
| 1820 | 1 |
| 1823 | 1 |
| 1825 | 1 |
| 1827 | 4 |
| 1828 | 2 |
| 1829 | 2 |
| 1830 | 3 |
| 1831 | 1 |
| 1834 | 2 |
| 1841 | 2 |
| 1842 | 3 |
| 1843 | 3 |
| 1844 | 5 |
| 1845 | 1 |
| 1846 | 4 |
| 1847 | 2 |
| 1848 | 2 |
| 1849 | 2 |
| 1850 | 5 |
| 1851 | 3 |
| 1852 | 4 |
| 1853 | 8 |
| 1854 | 5 |
| 1855 | 7 |
| 1856 | 4 |
| 1857 | 10 |
| 1858 | 5 |
| 1859 | 4 |
| 1860 | 3 |
| 1861 | 6 |
| 1862 | 5 |
| 1863 | 3 |
| 1864 | 5 |
| 1865 | 3 |
| 1866 | 1 |
| 1867 | 6 |
| 1868 | 7 |
| 1869 | 4 |
| 1870 | 5 |
| 1871 | 2 |
| 1872 | 8 |
| 1873 | 3 |
| 1874 | 5 |
| 1875 | 3 |
| 1876 | 6 |
| 1877 | 10 |
| 1878 | 13 |
| 1879 | 10 |
| 1880 | 11 |
| 1881 | 3 |
| 1882 | 5 |
| 1883 | 1 |
| 1884 | 2 |
| 1886 | 8 |
| 1887 | 5 |
| 1888 | 6 |
| 1889 | 7 |
| 1890 | 4 |
| 1891 | 5 |
| 1892 | 10 |
| 1893 | 12 |
| 1894 | 9 |
| 1895 | 6 |
| 1896 | 2 |
| 1897 | 3 |
| 1898 | 6 |
| 1899 | 5 |
| 1900 | 5 |
| 1901 | 6 |
| 1902 | 3 |
| 1903 | 5 |
| 1904 | 3 |
| 1905 | 4 |
| 1906 | 9 |
| 1907 | 4 |
| 1908 | 6 |
| 1909 | 2 |
| 1910 | 12 |
| 1911 | 4 |
| 1912 | 2 |
| 1913 | 3 |
| 1914 | 2 |
| 1915 | 3 |
| 1916 | 1 |
| 1918 | 2 |
| 1919 | 1 |
| 1920 | 5 |
| 1921 | 8 |
| 1922 | 3 |
| 1923 | 6 |
| 1924 | 4 |
| 1925 | 7 |
| 1926 | 6 |
| 1927 | 11 |
| 1928 | 8 |
| 1929 | 5 |
| 1930 | 8 |
| 1931 | 4 |
| 1932 | 4 |
| 1933 | 7 |
| 1934 | 5 |
| 1935 | 8 |
| 1936 | 6 |
| 1937 | 7 |
| 1938 | 6 |
| 1939 | 7 |
| 1940 | 8 |
| 1941 | 10 |
| 1942 | 8 |
| 1943 | 2 |
| 1944 | 2 |
| 1945 | 41 |
| 1946 | 122 |
| 1947 | 204 |
| 1948 | 195 |
| 1949 | 183 |
| 1950 | 299 |
| 1951 | 362 |
| 1952 | 365 |
| 1953 | 463 |
| 1954 | 447 |
| 1955 | 478 |
| 1956 | 442 |
| 1957 | 448 |
| 1958 | 404 |
| 1959 | 403 |
| 1960 | 404 |
| 1961 | 448 |
| 1962 | 463 |
| 1963 | 690 |
| 1964 | 845 |
| 1965 | 713 |
| 1966 | 673 |
| 1967 | 889 |
| 1968 | 966 |
| 1969 | 997 |
| 1970 | 967 |
| 1971 | 886 |
| 1972 | 1004 |
| 1973 | 951 |
| 1974 | 937 |
| 1975 | 1115 |
| 1976 | 986 |
| 1977 | 1021 |
| 1978 | 1011 |
| 1979 | 1068 |
| 1980 | 1060 |
| 1981 | 1057 |
| 1982 | 1065 |
| 1983 | 1214 |
| 1984 | 1266 |
| 1985 | 1297 |
| 1986 | 1383 |
| 1987 | 1386 |
| 1988 | 1447 |
| 1989 | 1544 |
| 1990 | 1773 |
| 1991 | 1892 |
| 1992 | 2153 |
| 1993 | 2151 |
| 1994 | 2080 |
| 1995 | 2195 |
| 1996 | 2121 |
| 1997 | 2343 |
| 1998 | 2447 |
| 1999 | 2917 |
| 2000 | 3247 |
| 2001 | 3131 |
| 2002 | 3349 |
| 2003 | 3266 |
| 2004 | 3518 |
| 2005 | 3775 |
| 2006 | 4054 |
| 2007 | 4373 |
| 2008 | 4472 |
| 2009 | 4713 |
| 2010 | 5015 |
| 2011 | 5458 |
| 2012 | 5854 |
| 2013 | 6466 |
| 2014 | 6785 |
| 2015 | 6870 |
| 2016 | 7188 |
| 2017 | 7268 |
| 2018 | 7715 |
| 2019 | 7956 |
| 2020 | 9234 |
| 2021 | 10114 |
| 2022 | 9365 |
| 2023 | 9149 |
| 2024 | 9688 |
| 2025 | 10488 |
| 2026 | 8387 |
| 2027 | 2 |