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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1800 | 1 |
| 1801 | 1 |
| 1802 | 1 |
| 1803 | 1 |
| 1809 | 2 |
| 1813 | 5 |
| 1814 | 1 |
| 1816 | 1 |
| 1818 | 2 |
| 1828 | 1 |
| 1838 | 1 |
| 1839 | 1 |
| 1840 | 1 |
| 1842 | 1 |
| 1849 | 1 |
| 1851 | 1 |
| 1852 | 6 |
| 1853 | 1 |
| 1854 | 3 |
| 1855 | 2 |
| 1856 | 2 |
| 1857 | 1 |
| 1858 | 1 |
| 1859 | 2 |
| 1860 | 3 |
| 1861 | 1 |
| 1862 | 1 |
| 1863 | 4 |
| 1864 | 3 |
| 1866 | 3 |
| 1867 | 12 |
| 1868 | 8 |
| 1869 | 13 |
| 1870 | 8 |
| 1871 | 10 |
| 1872 | 7 |
| 1873 | 19 |
| 1874 | 4 |
| 1875 | 4 |
| 1876 | 4 |
| 1877 | 6 |
| 1878 | 1 |
| 1879 | 1 |
| 1880 | 5 |
| 1881 | 10 |
| 1882 | 2 |
| 1883 | 7 |
| 1884 | 6 |
| 1885 | 9 |
| 1886 | 8 |
| 1887 | 4 |
| 1888 | 10 |
| 1889 | 12 |
| 1890 | 8 |
| 1891 | 6 |
| 1892 | 5 |
| 1893 | 6 |
| 1894 | 7 |
| 1895 | 3 |
| 1896 | 5 |
| 1897 | 6 |
| 1898 | 9 |
| 1899 | 3 |
| 1900 | 3 |
| 1901 | 5 |
| 1902 | 6 |
| 1903 | 3 |
| 1904 | 6 |
| 1905 | 9 |
| 1906 | 12 |
| 1907 | 5 |
| 1908 | 8 |
| 1909 | 8 |
| 1910 | 5 |
| 1911 | 20 |
| 1912 | 13 |
| 1913 | 11 |
| 1914 | 8 |
| 1915 | 23 |
| 1916 | 22 |
| 1917 | 22 |
| 1918 | 22 |
| 1919 | 25 |
| 1920 | 23 |
| 1921 | 10 |
| 1922 | 14 |
| 1923 | 14 |
| 1924 | 16 |
| 1925 | 8 |
| 1926 | 12 |
| 1927 | 28 |
| 1928 | 11 |
| 1929 | 21 |
| 1930 | 18 |
| 1931 | 15 |
| 1932 | 12 |
| 1933 | 11 |
| 1934 | 11 |
| 1935 | 17 |
| 1936 | 8 |
| 1937 | 21 |
| 1938 | 10 |
| 1939 | 16 |
| 1940 | 15 |
| 1941 | 15 |
| 1942 | 23 |
| 1943 | 13 |
| 1944 | 12 |
| 1945 | 39 |
| 1946 | 130 |
| 1947 | 117 |
| 1948 | 138 |
| 1949 | 131 |
| 1950 | 131 |
| 1951 | 163 |
| 1952 | 163 |
| 1953 | 181 |
| 1954 | 174 |
| 1955 | 170 |
| 1956 | 171 |
| 1957 | 171 |
| 1958 | 175 |
| 1959 | 162 |
| 1960 | 195 |
| 1961 | 183 |
| 1962 | 186 |
| 1963 | 192 |
| 1964 | 264 |
| 1965 | 267 |
| 1966 | 253 |
| 1967 | 301 |
| 1968 | 347 |
| 1969 | 385 |
| 1970 | 369 |
| 1971 | 352 |
| 1972 | 399 |
| 1973 | 417 |
| 1974 | 421 |
| 1975 | 476 |
| 1976 | 481 |
| 1977 | 532 |
| 1978 | 582 |
| 1979 | 648 |
| 1980 | 646 |
| 1981 | 634 |
| 1982 | 664 |
| 1983 | 674 |
| 1984 | 750 |
| 1985 | 785 |
| 1986 | 815 |
| 1987 | 818 |
| 1988 | 955 |
| 1989 | 889 |
| 1990 | 1004 |
| 1991 | 1001 |
| 1992 | 1123 |
| 1993 | 1072 |
| 1994 | 1093 |
| 1995 | 1220 |
| 1996 | 1269 |
| 1997 | 1338 |
| 1998 | 1336 |
| 1999 | 1298 |
| 2000 | 1868 |
| 2001 | 1582 |
| 2002 | 1570 |
| 2003 | 1677 |
| 2004 | 1817 |
| 2005 | 1851 |
| 2006 | 2027 |
| 2007 | 2278 |
| 2008 | 2423 |
| 2009 | 2476 |
| 2010 | 2594 |
| 2011 | 2868 |
| 2012 | 3105 |
| 2013 | 3311 |
| 2014 | 3333 |
| 2015 | 3598 |
| 2016 | 3732 |
| 2017 | 3904 |
| 2018 | 4099 |
| 2019 | 4098 |
| 2020 | 4755 |
| 2021 | 5197 |
| 2022 | 5056 |
| 2023 | 4893 |
| 2024 | 2454 |