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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1804 | 1 |
| 1817 | 1 |
| 1824 | 1 |
| 1828 | 1 |
| 1829 | 1 |
| 1834 | 1 |
| 1836 | 1 |
| 1841 | 2 |
| 1851 | 1 |
| 1860 | 1 |
| 1867 | 1 |
| 1869 | 1 |
| 1870 | 2 |
| 1878 | 1 |
| 1880 | 1 |
| 1884 | 5 |
| 1886 | 5 |
| 1887 | 5 |
| 1888 | 1 |
| 1891 | 2 |
| 1892 | 1 |
| 1893 | 2 |
| 1894 | 1 |
| 1895 | 3 |
| 1896 | 2 |
| 1897 | 2 |
| 1898 | 1 |
| 1899 | 4 |
| 1900 | 5 |
| 1901 | 3 |
| 1903 | 6 |
| 1905 | 5 |
| 1906 | 2 |
| 1907 | 4 |
| 1909 | 6 |
| 1910 | 1 |
| 1911 | 6 |
| 1912 | 8 |
| 1914 | 2 |
| 1915 | 2 |
| 1916 | 5 |
| 1917 | 8 |
| 1918 | 2 |
| 1919 | 2 |
| 1920 | 7 |
| 1921 | 2 |
| 1922 | 1 |
| 1923 | 4 |
| 1924 | 3 |
| 1925 | 3 |
| 1926 | 4 |
| 1927 | 3 |
| 1928 | 3 |
| 1929 | 4 |
| 1930 | 7 |
| 1931 | 4 |
| 1932 | 1 |
| 1933 | 4 |
| 1934 | 5 |
| 1935 | 4 |
| 1936 | 4 |
| 1937 | 2 |
| 1938 | 4 |
| 1939 | 1 |
| 1940 | 3 |
| 1941 | 1 |
| 1942 | 5 |
| 1943 | 13 |
| 1944 | 5 |
| 1945 | 27 |
| 1946 | 66 |
| 1947 | 36 |
| 1948 | 40 |
| 1949 | 42 |
| 1950 | 89 |
| 1951 | 81 |
| 1952 | 74 |
| 1953 | 109 |
| 1954 | 76 |
| 1955 | 79 |
| 1956 | 92 |
| 1957 | 70 |
| 1958 | 64 |
| 1959 | 66 |
| 1960 | 92 |
| 1961 | 85 |
| 1962 | 85 |
| 1963 | 135 |
| 1964 | 145 |
| 1965 | 117 |
| 1966 | 73 |
| 1967 | 67 |
| 1968 | 78 |
| 1969 | 90 |
| 1970 | 112 |
| 1971 | 89 |
| 1972 | 82 |
| 1973 | 85 |
| 1974 | 129 |
| 1975 | 291 |
| 1976 | 313 |
| 1977 | 301 |
| 1978 | 289 |
| 1979 | 308 |
| 1980 | 303 |
| 1981 | 299 |
| 1982 | 372 |
| 1983 | 495 |
| 1984 | 531 |
| 1985 | 551 |
| 1986 | 577 |
| 1987 | 543 |
| 1988 | 666 |
| 1989 | 933 |
| 1990 | 1007 |
| 1991 | 1092 |
| 1992 | 1196 |
| 1993 | 1255 |
| 1994 | 1424 |
| 1995 | 1533 |
| 1996 | 1696 |
| 1997 | 1846 |
| 1998 | 2076 |
| 1999 | 2336 |
| 2000 | 2462 |
| 2001 | 2577 |
| 2002 | 2690 |
| 2003 | 2924 |
| 2004 | 3245 |
| 2005 | 3572 |
| 2006 | 3856 |
| 2007 | 4091 |
| 2008 | 4238 |
| 2009 | 4400 |
| 2010 | 4918 |
| 2011 | 5276 |
| 2012 | 5619 |
| 2013 | 6203 |
| 2014 | 6672 |
| 2015 | 7169 |
| 2016 | 7571 |
| 2017 | 8083 |
| 2018 | 9111 |
| 2019 | 10179 |
| 2020 | 12556 |
| 2021 | 13846 |
| 2022 | 14444 |
| 2023 | 14507 |
| 2024 | 14888 |
| 2025 | 12376 |
| 2026 | 37 |