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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1799 | 5 |
| 1804 | 1 |
| 1805 | 1 |
| 1806 | 1 |
| 1809 | 1 |
| 1810 | 1 |
| 1811 | 2 |
| 1822 | 1 |
| 1827 | 1 |
| 1828 | 2 |
| 1831 | 1 |
| 1832 | 7 |
| 1833 | 3 |
| 1834 | 2 |
| 1835 | 5 |
| 1836 | 3 |
| 1837 | 1 |
| 1840 | 1 |
| 1842 | 1 |
| 1845 | 2 |
| 1847 | 1 |
| 1849 | 1 |
| 1850 | 3 |
| 1853 | 1 |
| 1854 | 1 |
| 1855 | 1 |
| 1856 | 1 |
| 1858 | 2 |
| 1862 | 1 |
| 1865 | 1 |
| 1867 | 2 |
| 1869 | 1 |
| 1870 | 1 |
| 1872 | 2 |
| 1874 | 2 |
| 1877 | 4 |
| 1878 | 3 |
| 1879 | 1 |
| 1880 | 3 |
| 1881 | 3 |
| 1882 | 1 |
| 1883 | 4 |
| 1884 | 3 |
| 1885 | 3 |
| 1887 | 1 |
| 1889 | 3 |
| 1891 | 3 |
| 1892 | 6 |
| 1893 | 7 |
| 1894 | 3 |
| 1895 | 4 |
| 1896 | 2 |
| 1897 | 4 |
| 1898 | 7 |
| 1899 | 3 |
| 1900 | 2 |
| 1901 | 5 |
| 1902 | 6 |
| 1903 | 2 |
| 1904 | 3 |
| 1905 | 2 |
| 1906 | 4 |
| 1907 | 3 |
| 1908 | 2 |
| 1909 | 4 |
| 1910 | 2 |
| 1911 | 1 |
| 1912 | 2 |
| 1913 | 4 |
| 1914 | 2 |
| 1915 | 13 |
| 1916 | 8 |
| 1917 | 4 |
| 1918 | 6 |
| 1919 | 5 |
| 1920 | 5 |
| 1921 | 8 |
| 1922 | 2 |
| 1923 | 1 |
| 1924 | 4 |
| 1925 | 6 |
| 1926 | 6 |
| 1927 | 6 |
| 1928 | 6 |
| 1929 | 15 |
| 1930 | 9 |
| 1931 | 10 |
| 1932 | 8 |
| 1933 | 15 |
| 1934 | 12 |
| 1935 | 7 |
| 1936 | 13 |
| 1937 | 17 |
| 1938 | 16 |
| 1939 | 12 |
| 1940 | 17 |
| 1941 | 18 |
| 1942 | 16 |
| 1943 | 16 |
| 1944 | 8 |
| 1945 | 15 |
| 1946 | 14 |
| 1947 | 37 |
| 1948 | 32 |
| 1949 | 34 |
| 1950 | 42 |
| 1951 | 45 |
| 1952 | 44 |
| 1953 | 32 |
| 1954 | 42 |
| 1955 | 34 |
| 1956 | 34 |
| 1957 | 50 |
| 1958 | 48 |
| 1959 | 53 |
| 1960 | 53 |
| 1961 | 45 |
| 1962 | 55 |
| 1963 | 62 |
| 1964 | 93 |
| 1965 | 77 |
| 1966 | 124 |
| 1967 | 139 |
| 1968 | 155 |
| 1969 | 159 |
| 1970 | 163 |
| 1971 | 197 |
| 1972 | 209 |
| 1973 | 201 |
| 1974 | 191 |
| 1975 | 220 |
| 1976 | 212 |
| 1977 | 208 |
| 1978 | 224 |
| 1979 | 243 |
| 1980 | 261 |
| 1981 | 253 |
| 1982 | 278 |
| 1983 | 309 |
| 1984 | 310 |
| 1985 | 313 |
| 1986 | 341 |
| 1987 | 455 |
| 1988 | 523 |
| 1989 | 540 |
| 1990 | 637 |
| 1991 | 565 |
| 1992 | 611 |
| 1993 | 569 |
| 1994 | 546 |
| 1995 | 553 |
| 1996 | 527 |
| 1997 | 528 |
| 1998 | 525 |
| 1999 | 615 |
| 2000 | 781 |
| 2001 | 925 |
| 2002 | 992 |
| 2003 | 998 |
| 2004 | 1096 |
| 2005 | 1198 |
| 2006 | 1365 |
| 2007 | 1497 |
| 2008 | 1463 |
| 2009 | 1511 |
| 2010 | 1603 |
| 2011 | 1826 |
| 2012 | 1955 |
| 2013 | 2224 |
| 2014 | 3150 |
| 2015 | 3752 |
| 2016 | 4377 |
| 2017 | 4452 |
| 2018 | 4966 |
| 2019 | 5427 |
| 2020 | 6639 |
| 2021 | 8065 |
| 2022 | 8106 |
| 2023 | 7547 |
| 2024 | 2934 |