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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1840 | 1 |
| 1842 | 1 |
| 1843 | 1 |
| 1844 | 1 |
| 1847 | 1 |
| 1848 | 2 |
| 1857 | 1 |
| 1861 | 1 |
| 1862 | 1 |
| 1864 | 1 |
| 1870 | 1 |
| 1873 | 1 |
| 1876 | 1 |
| 1888 | 2 |
| 1889 | 1 |
| 1895 | 1 |
| 1898 | 2 |
| 1901 | 3 |
| 1903 | 1 |
| 1905 | 1 |
| 1907 | 1 |
| 1909 | 1 |
| 1911 | 1 |
| 1914 | 1 |
| 1916 | 1 |
| 1918 | 1 |
| 1921 | 2 |
| 1922 | 1 |
| 1927 | 1 |
| 1933 | 1 |
| 1934 | 1 |
| 1937 | 1 |
| 1938 | 3 |
| 1939 | 3 |
| 1940 | 1 |
| 1945 | 4 |
| 1946 | 15 |
| 1947 | 15 |
| 1948 | 6 |
| 1949 | 8 |
| 1950 | 8 |
| 1951 | 15 |
| 1952 | 10 |
| 1953 | 12 |
| 1954 | 6 |
| 1955 | 6 |
| 1956 | 10 |
| 1957 | 13 |
| 1958 | 11 |
| 1959 | 13 |
| 1960 | 12 |
| 1961 | 9 |
| 1962 | 17 |
| 1963 | 19 |
| 1964 | 11 |
| 1965 | 19 |
| 1966 | 10 |
| 1967 | 15 |
| 1968 | 24 |
| 1969 | 19 |
| 1970 | 19 |
| 1971 | 19 |
| 1972 | 15 |
| 1973 | 16 |
| 1974 | 17 |
| 1975 | 21 |
| 1976 | 23 |
| 1977 | 24 |
| 1978 | 42 |
| 1979 | 33 |
| 1980 | 31 |
| 1981 | 35 |
| 1982 | 46 |
| 1983 | 38 |
| 1984 | 28 |
| 1985 | 41 |
| 1986 | 61 |
| 1987 | 49 |
| 1988 | 53 |
| 1989 | 74 |
| 1990 | 70 |
| 1991 | 63 |
| 1992 | 68 |
| 1993 | 60 |
| 1994 | 62 |
| 1995 | 72 |
| 1996 | 78 |
| 1997 | 56 |
| 1998 | 77 |
| 1999 | 72 |
| 2000 | 89 |
| 2001 | 82 |
| 2002 | 87 |
| 2003 | 86 |
| 2004 | 73 |
| 2005 | 119 |
| 2006 | 87 |
| 2007 | 119 |
| 2008 | 133 |
| 2009 | 167 |
| 2010 | 151 |
| 2011 | 166 |
| 2012 | 241 |
| 2013 | 267 |
| 2014 | 277 |
| 2015 | 403 |
| 2016 | 400 |
| 2017 | 411 |
| 2018 | 453 |
| 2019 | 441 |
| 2020 | 489 |
| 2021 | 497 |
| 2022 | 512 |
| 2023 | 495 |
| 2024 | 181 |