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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1838 | 1 |
| 1885 | 1 |
| 1888 | 1 |
| 1889 | 1 |
| 1892 | 1 |
| 1894 | 2 |
| 1896 | 1 |
| 1898 | 1 |
| 1899 | 1 |
| 1901 | 2 |
| 1904 | 1 |
| 1905 | 1 |
| 1907 | 1 |
| 1911 | 2 |
| 1912 | 1 |
| 1913 | 2 |
| 1914 | 2 |
| 1915 | 1 |
| 1916 | 1 |
| 1917 | 3 |
| 1918 | 1 |
| 1919 | 4 |
| 1920 | 2 |
| 1922 | 1 |
| 1926 | 2 |
| 1930 | 1 |
| 1953 | 1 |
| 1955 | 5 |
| 1956 | 3 |
| 1957 | 4 |
| 1958 | 1 |
| 1959 | 1 |
| 1960 | 2 |
| 1961 | 5 |
| 1962 | 4 |
| 1963 | 2 |
| 1964 | 5 |
| 1965 | 2 |
| 1968 | 2 |
| 1969 | 2 |
| 1970 | 2 |
| 1971 | 1 |
| 1972 | 2 |
| 1973 | 4 |
| 1974 | 2 |
| 1975 | 5 |
| 1976 | 11 |
| 1977 | 4 |
| 1978 | 18 |
| 1979 | 16 |
| 1980 | 31 |
| 1981 | 19 |
| 1982 | 17 |
| 1983 | 21 |
| 1984 | 35 |
| 1985 | 28 |
| 1986 | 39 |
| 1987 | 34 |
| 1988 | 32 |
| 1989 | 43 |
| 1990 | 40 |
| 1991 | 39 |
| 1992 | 45 |
| 1993 | 62 |
| 1994 | 56 |
| 1995 | 68 |
| 1996 | 79 |
| 1997 | 52 |
| 1998 | 56 |
| 1999 | 67 |
| 2000 | 68 |
| 2001 | 67 |
| 2002 | 52 |
| 2003 | 67 |
| 2004 | 74 |
| 2005 | 76 |
| 2006 | 94 |
| 2007 | 105 |
| 2008 | 100 |
| 2009 | 81 |
| 2010 | 105 |
| 2011 | 110 |
| 2012 | 118 |
| 2013 | 124 |
| 2014 | 128 |
| 2015 | 160 |
| 2016 | 162 |
| 2017 | 130 |
| 2018 | 137 |
| 2019 | 161 |
| 2020 | 138 |
| 2021 | 161 |
| 2022 | 174 |
| 2023 | 149 |
| 2024 | 120 |
| 2025 | 12 |