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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1799 | 6 |
| 1800 | 4 |
| 1801 | 5 |
| 1802 | 2 |
| 1803 | 2 |
| 1804 | 2 |
| 1805 | 2 |
| 1806 | 2 |
| 1807 | 3 |
| 1808 | 6 |
| 1809 | 5 |
| 1810 | 6 |
| 1811 | 3 |
| 1812 | 2 |
| 1813 | 2 |
| 1814 | 2 |
| 1817 | 1 |
| 1819 | 1 |
| 1820 | 1 |
| 1822 | 1 |
| 1823 | 3 |
| 1828 | 1 |
| 1829 | 1 |
| 1830 | 3 |
| 1831 | 2 |
| 1832 | 6 |
| 1834 | 1 |
| 1835 | 1 |
| 1836 | 1 |
| 1837 | 2 |
| 1838 | 5 |
| 1839 | 3 |
| 1841 | 8 |
| 1842 | 6 |
| 1843 | 7 |
| 1844 | 1 |
| 1846 | 1 |
| 1847 | 1 |
| 1848 | 2 |
| 1849 | 4 |
| 1850 | 8 |
| 1851 | 8 |
| 1852 | 7 |
| 1853 | 3 |
| 1854 | 7 |
| 1855 | 7 |
| 1856 | 7 |
| 1857 | 4 |
| 1858 | 4 |
| 1859 | 4 |
| 1860 | 2 |
| 1861 | 1 |
| 1862 | 3 |
| 1863 | 1 |
| 1864 | 5 |
| 1866 | 3 |
| 1867 | 6 |
| 1868 | 10 |
| 1869 | 4 |
| 1871 | 7 |
| 1872 | 7 |
| 1873 | 2 |
| 1874 | 9 |
| 1875 | 4 |
| 1876 | 1 |
| 1877 | 2 |
| 1878 | 3 |
| 1879 | 6 |
| 1880 | 5 |
| 1881 | 5 |
| 1882 | 5 |
| 1883 | 4 |
| 1884 | 7 |
| 1885 | 15 |
| 1886 | 8 |
| 1887 | 13 |
| 1888 | 12 |
| 1889 | 17 |
| 1890 | 7 |
| 1891 | 6 |
| 1892 | 13 |
| 1893 | 18 |
| 1894 | 14 |
| 1895 | 16 |
| 1896 | 18 |
| 1897 | 15 |
| 1898 | 16 |
| 1899 | 16 |
| 1900 | 13 |
| 1901 | 14 |
| 1902 | 11 |
| 1903 | 12 |
| 1904 | 14 |
| 1905 | 12 |
| 1906 | 13 |
| 1907 | 10 |
| 1908 | 13 |
| 1909 | 11 |
| 1910 | 10 |
| 1911 | 13 |
| 1912 | 16 |
| 1913 | 12 |
| 1914 | 16 |
| 1915 | 16 |
| 1916 | 10 |
| 1917 | 15 |
| 1918 | 14 |
| 1919 | 11 |
| 1920 | 10 |
| 1921 | 11 |
| 1922 | 14 |
| 1923 | 12 |
| 1924 | 10 |
| 1925 | 11 |
| 1926 | 10 |
| 1927 | 8 |
| 1928 | 14 |
| 1929 | 11 |
| 1930 | 12 |
| 1931 | 12 |
| 1932 | 6 |
| 1933 | 11 |
| 1934 | 17 |
| 1935 | 13 |
| 1936 | 5 |
| 1937 | 6 |
| 1938 | 8 |
| 1939 | 8 |
| 1940 | 9 |
| 1941 | 7 |
| 1942 | 7 |
| 1943 | 11 |
| 1944 | 8 |
| 1945 | 15 |
| 1946 | 31 |
| 1947 | 28 |
| 1948 | 38 |
| 1949 | 21 |
| 1950 | 53 |
| 1951 | 94 |
| 1952 | 105 |
| 1953 | 93 |
| 1954 | 47 |
| 1955 | 47 |
| 1956 | 32 |
| 1957 | 46 |
| 1958 | 38 |
| 1959 | 46 |
| 1960 | 42 |
| 1961 | 41 |
| 1962 | 28 |
| 1963 | 66 |
| 1964 | 79 |
| 1965 | 79 |
| 1966 | 81 |
| 1967 | 96 |
| 1968 | 80 |
| 1969 | 79 |
| 1970 | 137 |
| 1971 | 87 |
| 1972 | 93 |
| 1973 | 112 |
| 1974 | 113 |
| 1975 | 190 |
| 1976 | 229 |
| 1977 | 226 |
| 1978 | 263 |
| 1979 | 330 |
| 1980 | 319 |
| 1981 | 294 |
| 1982 | 403 |
| 1983 | 397 |
| 1984 | 445 |
| 1985 | 561 |
| 1986 | 538 |
| 1987 | 629 |
| 1988 | 793 |
| 1989 | 1013 |
| 1990 | 1053 |
| 1991 | 1066 |
| 1992 | 1157 |
| 1993 | 1180 |
| 1994 | 1349 |
| 1995 | 1459 |
| 1996 | 1478 |
| 1997 | 1534 |
| 1998 | 1719 |
| 1999 | 1889 |
| 2000 | 2057 |
| 2001 | 2228 |
| 2002 | 2398 |
| 2003 | 2831 |
| 2004 | 3249 |
| 2005 | 3584 |
| 2006 | 4030 |
| 2007 | 4287 |
| 2008 | 4749 |
| 2009 | 5241 |
| 2010 | 5744 |
| 2011 | 6335 |
| 2012 | 7531 |
| 2013 | 8352 |
| 2014 | 9438 |
| 2015 | 10268 |
| 2016 | 11116 |
| 2017 | 11853 |
| 2018 | 13145 |
| 2019 | 14451 |
| 2020 | 24487 |
| 2021 | 31883 |
| 2022 | 31506 |
| 2023 | 27710 |
| 2024 | 26888 |
| 2025 | 25397 |
| 2026 | 39 |