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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1841 | 1 |
| 1865 | 1 |
| 1867 | 1 |
| 1869 | 1 |
| 1875 | 2 |
| 1883 | 1 |
| 1887 | 2 |
| 1899 | 1 |
| 1900 | 1 |
| 1901 | 2 |
| 1903 | 1 |
| 1905 | 1 |
| 1906 | 2 |
| 1907 | 1 |
| 1908 | 1 |
| 1910 | 2 |
| 1911 | 2 |
| 1914 | 1 |
| 1915 | 1 |
| 1918 | 1 |
| 1919 | 1 |
| 1920 | 1 |
| 1921 | 1 |
| 1925 | 1 |
| 1926 | 1 |
| 1927 | 1 |
| 1929 | 1 |
| 1934 | 1 |
| 1939 | 1 |
| 1941 | 3 |
| 1945 | 1 |
| 1949 | 3 |
| 1950 | 3 |
| 1951 | 1 |
| 1952 | 3 |
| 1953 | 3 |
| 1954 | 1 |
| 1955 | 1 |
| 1957 | 1 |
| 1958 | 1 |
| 1959 | 1 |
| 1960 | 5 |
| 1961 | 4 |
| 1962 | 1 |
| 1963 | 3 |
| 1965 | 4 |
| 1966 | 4 |
| 1967 | 5 |
| 1968 | 2 |
| 1969 | 11 |
| 1970 | 5 |
| 1971 | 6 |
| 1972 | 11 |
| 1973 | 9 |
| 1974 | 12 |
| 1975 | 48 |
| 1976 | 60 |
| 1977 | 46 |
| 1978 | 46 |
| 1979 | 56 |
| 1980 | 44 |
| 1981 | 49 |
| 1982 | 43 |
| 1983 | 61 |
| 1984 | 74 |
| 1985 | 67 |
| 1986 | 69 |
| 1987 | 68 |
| 1988 | 73 |
| 1989 | 92 |
| 1990 | 119 |
| 1991 | 109 |
| 1992 | 139 |
| 1993 | 116 |
| 1994 | 130 |
| 1995 | 115 |
| 1996 | 137 |
| 1997 | 139 |
| 1998 | 130 |
| 1999 | 176 |
| 2000 | 173 |
| 2001 | 190 |
| 2002 | 231 |
| 2003 | 228 |
| 2004 | 234 |
| 2005 | 276 |
| 2006 | 291 |
| 2007 | 334 |
| 2008 | 345 |
| 2009 | 403 |
| 2010 | 438 |
| 2011 | 469 |
| 2012 | 498 |
| 2013 | 572 |
| 2014 | 596 |
| 2015 | 656 |
| 2016 | 671 |
| 2017 | 695 |
| 2018 | 748 |
| 2019 | 924 |
| 2020 | 1149 |
| 2021 | 1574 |
| 2022 | 1820 |
| 2023 | 1464 |
| 2024 | 435 |