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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1806 | 1 |
| 1808 | 2 |
| 1810 | 2 |
| 1819 | 1 |
| 1832 | 1 |
| 1840 | 2 |
| 1841 | 1 |
| 1842 | 1 |
| 1845 | 1 |
| 1846 | 3 |
| 1848 | 1 |
| 1850 | 2 |
| 1851 | 2 |
| 1852 | 3 |
| 1853 | 2 |
| 1854 | 1 |
| 1855 | 1 |
| 1856 | 1 |
| 1857 | 5 |
| 1858 | 4 |
| 1860 | 2 |
| 1864 | 4 |
| 1867 | 3 |
| 1868 | 1 |
| 1870 | 1 |
| 1871 | 4 |
| 1872 | 2 |
| 1873 | 4 |
| 1874 | 6 |
| 1875 | 5 |
| 1877 | 1 |
| 1880 | 2 |
| 1881 | 3 |
| 1882 | 1 |
| 1883 | 2 |
| 1884 | 5 |
| 1885 | 1 |
| 1886 | 2 |
| 1887 | 3 |
| 1888 | 3 |
| 1889 | 1 |
| 1890 | 1 |
| 1891 | 2 |
| 1892 | 3 |
| 1893 | 1 |
| 1895 | 1 |
| 1896 | 2 |
| 1897 | 6 |
| 1901 | 3 |
| 1902 | 5 |
| 1903 | 1 |
| 1904 | 1 |
| 1905 | 3 |
| 1907 | 4 |
| 1908 | 3 |
| 1909 | 1 |
| 1910 | 1 |
| 1911 | 1 |
| 1912 | 3 |
| 1913 | 5 |
| 1914 | 1 |
| 1915 | 2 |
| 1916 | 6 |
| 1917 | 6 |
| 1918 | 4 |
| 1919 | 2 |
| 1920 | 2 |
| 1921 | 3 |
| 1922 | 1 |
| 1923 | 1 |
| 1924 | 3 |
| 1925 | 2 |
| 1926 | 5 |
| 1927 | 2 |
| 1929 | 5 |
| 1930 | 3 |
| 1931 | 1 |
| 1932 | 3 |
| 1933 | 3 |
| 1934 | 2 |
| 1935 | 6 |
| 1936 | 9 |
| 1937 | 8 |
| 1938 | 8 |
| 1939 | 6 |
| 1940 | 13 |
| 1941 | 9 |
| 1942 | 14 |
| 1943 | 8 |
| 1944 | 9 |
| 1945 | 13 |
| 1946 | 94 |
| 1947 | 141 |
| 1948 | 111 |
| 1949 | 121 |
| 1950 | 117 |
| 1951 | 111 |
| 1952 | 133 |
| 1953 | 119 |
| 1954 | 119 |
| 1955 | 105 |
| 1956 | 116 |
| 1957 | 98 |
| 1958 | 93 |
| 1959 | 88 |
| 1960 | 89 |
| 1961 | 106 |
| 1962 | 106 |
| 1963 | 96 |
| 1964 | 143 |
| 1965 | 117 |
| 1966 | 129 |
| 1967 | 150 |
| 1968 | 156 |
| 1969 | 153 |
| 1970 | 163 |
| 1971 | 148 |
| 1972 | 164 |
| 1973 | 201 |
| 1974 | 199 |
| 1975 | 241 |
| 1976 | 239 |
| 1977 | 296 |
| 1978 | 324 |
| 1979 | 305 |
| 1980 | 302 |
| 1981 | 328 |
| 1982 | 324 |
| 1983 | 381 |
| 1984 | 419 |
| 1985 | 387 |
| 1986 | 448 |
| 1987 | 1447 |
| 1988 | 3025 |
| 1989 | 3353 |
| 1990 | 3695 |
| 1991 | 3915 |
| 1992 | 3844 |
| 1993 | 3913 |
| 1994 | 4204 |
| 1995 | 4325 |
| 1996 | 4496 |
| 1997 | 4601 |
| 1998 | 4697 |
| 1999 | 4800 |
| 2000 | 5182 |
| 2001 | 5268 |
| 2002 | 5316 |
| 2003 | 5479 |
| 2004 | 5856 |
| 2005 | 6073 |
| 2006 | 6513 |
| 2007 | 6796 |
| 2008 | 7265 |
| 2009 | 7495 |
| 2010 | 8194 |
| 2011 | 8510 |
| 2012 | 8861 |
| 2013 | 10275 |
| 2014 | 14491 |
| 2015 | 17193 |
| 2016 | 19292 |
| 2017 | 20073 |
| 2018 | 20640 |
| 2019 | 21523 |
| 2020 | 23864 |
| 2021 | 25459 |
| 2022 | 24684 |
| 2023 | 24311 |
| 2024 | 8836 |