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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1805 | 1 |
| 1813 | 1 |
| 1818 | 1 |
| 1840 | 1 |
| 1841 | 2 |
| 1842 | 7 |
| 1865 | 1 |
| 1867 | 3 |
| 1868 | 1 |
| 1870 | 1 |
| 1872 | 1 |
| 1883 | 1 |
| 1884 | 1 |
| 1891 | 2 |
| 1892 | 1 |
| 1896 | 1 |
| 1897 | 1 |
| 1908 | 2 |
| 1912 | 1 |
| 1920 | 1 |
| 1921 | 1 |
| 1922 | 1 |
| 1923 | 1 |
| 1924 | 1 |
| 1925 | 2 |
| 1926 | 1 |
| 1927 | 2 |
| 1929 | 1 |
| 1930 | 1 |
| 1931 | 1 |
| 1933 | 1 |
| 1934 | 2 |
| 1935 | 1 |
| 1936 | 1 |
| 1937 | 3 |
| 1938 | 1 |
| 1940 | 1 |
| 1941 | 2 |
| 1942 | 3 |
| 1943 | 2 |
| 1944 | 1 |
| 1945 | 2 |
| 1946 | 16 |
| 1947 | 19 |
| 1948 | 27 |
| 1949 | 21 |
| 1950 | 18 |
| 1951 | 29 |
| 1952 | 18 |
| 1953 | 31 |
| 1954 | 28 |
| 1955 | 19 |
| 1956 | 30 |
| 1957 | 39 |
| 1958 | 24 |
| 1959 | 28 |
| 1960 | 41 |
| 1961 | 30 |
| 1962 | 48 |
| 1963 | 49 |
| 1964 | 50 |
| 1965 | 49 |
| 1966 | 50 |
| 1967 | 49 |
| 1968 | 51 |
| 1969 | 67 |
| 1970 | 65 |
| 1971 | 80 |
| 1972 | 78 |
| 1973 | 87 |
| 1974 | 87 |
| 1975 | 101 |
| 1976 | 121 |
| 1977 | 104 |
| 1978 | 108 |
| 1979 | 131 |
| 1980 | 144 |
| 1981 | 129 |
| 1982 | 120 |
| 1983 | 122 |
| 1984 | 109 |
| 1985 | 118 |
| 1986 | 186 |
| 1987 | 159 |
| 1988 | 161 |
| 1989 | 176 |
| 1990 | 189 |
| 1991 | 192 |
| 1992 | 206 |
| 1993 | 174 |
| 1994 | 207 |
| 1995 | 207 |
| 1996 | 234 |
| 1997 | 223 |
| 1998 | 211 |
| 1999 | 247 |
| 2000 | 294 |
| 2001 | 287 |
| 2002 | 305 |
| 2003 | 345 |
| 2004 | 350 |
| 2005 | 381 |
| 2006 | 404 |
| 2007 | 402 |
| 2008 | 466 |
| 2009 | 516 |
| 2010 | 499 |
| 2011 | 580 |
| 2012 | 588 |
| 2013 | 619 |
| 2014 | 659 |
| 2015 | 694 |
| 2016 | 774 |
| 2017 | 847 |
| 2018 | 960 |
| 2019 | 1011 |
| 2020 | 1286 |
| 2021 | 1533 |
| 2022 | 1485 |
| 2023 | 1351 |
| 2024 | 716 |