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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1812 | 1 |
| 1813 | 1 |
| 1823 | 1 |
| 1826 | 2 |
| 1827 | 1 |
| 1843 | 2 |
| 1844 | 2 |
| 1845 | 1 |
| 1848 | 4 |
| 1850 | 1 |
| 1859 | 1 |
| 1865 | 2 |
| 1867 | 1 |
| 1868 | 1 |
| 1870 | 1 |
| 1872 | 2 |
| 1873 | 1 |
| 1875 | 3 |
| 1876 | 1 |
| 1877 | 2 |
| 1878 | 8 |
| 1879 | 2 |
| 1880 | 2 |
| 1881 | 1 |
| 1887 | 1 |
| 1888 | 1 |
| 1894 | 2 |
| 1895 | 1 |
| 1896 | 1 |
| 1900 | 1 |
| 1904 | 1 |
| 1906 | 1 |
| 1911 | 1 |
| 1946 | 2 |
| 1947 | 1 |
| 1948 | 2 |
| 1949 | 1 |
| 1950 | 1 |
| 1951 | 1 |
| 1952 | 2 |
| 1953 | 1 |
| 1954 | 1 |
| 1957 | 2 |
| 1958 | 1 |
| 1960 | 1 |
| 1962 | 3 |
| 1963 | 5 |
| 1964 | 4 |
| 1965 | 4 |
| 1966 | 12 |
| 1967 | 16 |
| 1968 | 13 |
| 1969 | 15 |
| 1970 | 13 |
| 1971 | 21 |
| 1972 | 14 |
| 1973 | 26 |
| 1974 | 15 |
| 1975 | 15 |
| 1976 | 20 |
| 1977 | 15 |
| 1978 | 22 |
| 1979 | 18 |
| 1980 | 14 |
| 1981 | 13 |
| 1982 | 26 |
| 1983 | 25 |
| 1984 | 22 |
| 1985 | 30 |
| 1986 | 34 |
| 1987 | 29 |
| 1988 | 30 |
| 1989 | 33 |
| 1990 | 35 |
| 1991 | 31 |
| 1992 | 27 |
| 1993 | 39 |
| 1994 | 28 |
| 1995 | 43 |
| 1996 | 42 |
| 1997 | 37 |
| 1998 | 35 |
| 1999 | 39 |
| 2000 | 50 |
| 2001 | 52 |
| 2002 | 49 |
| 2003 | 37 |
| 2004 | 46 |
| 2005 | 53 |
| 2006 | 70 |
| 2007 | 71 |
| 2008 | 72 |
| 2009 | 77 |
| 2010 | 102 |
| 2011 | 115 |
| 2012 | 126 |
| 2013 | 118 |
| 2014 | 100 |
| 2015 | 129 |
| 2016 | 154 |
| 2017 | 150 |
| 2018 | 142 |
| 2019 | 146 |
| 2020 | 128 |
| 2021 | 159 |
| 2022 | 158 |
| 2023 | 126 |