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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1850 | 1 |
| 1859 | 1 |
| 1864 | 1 |
| 1865 | 1 |
| 1868 | 2 |
| 1871 | 4 |
| 1872 | 1 |
| 1873 | 3 |
| 1874 | 5 |
| 1875 | 2 |
| 1877 | 1 |
| 1881 | 1 |
| 1882 | 1 |
| 1883 | 6 |
| 1884 | 4 |
| 1885 | 1 |
| 1887 | 2 |
| 1888 | 3 |
| 1889 | 2 |
| 1890 | 1 |
| 1891 | 2 |
| 1892 | 3 |
| 1895 | 1 |
| 1899 | 1 |
| 1900 | 1 |
| 1901 | 5 |
| 1902 | 5 |
| 1903 | 2 |
| 1904 | 4 |
| 1905 | 3 |
| 1906 | 1 |
| 1907 | 1 |
| 1911 | 1 |
| 1912 | 1 |
| 1919 | 1 |
| 1925 | 1 |
| 1928 | 1 |
| 1933 | 1 |
| 1934 | 1 |
| 1935 | 1 |
| 1940 | 1 |
| 1945 | 6 |
| 1946 | 14 |
| 1947 | 8 |
| 1948 | 3 |
| 1949 | 12 |
| 1950 | 8 |
| 1951 | 11 |
| 1952 | 3 |
| 1953 | 12 |
| 1954 | 9 |
| 1955 | 7 |
| 1956 | 10 |
| 1957 | 4 |
| 1958 | 3 |
| 1959 | 6 |
| 1960 | 7 |
| 1961 | 5 |
| 1962 | 5 |
| 1963 | 4 |
| 1964 | 4 |
| 1965 | 6 |
| 1966 | 10 |
| 1967 | 10 |
| 1968 | 9 |
| 1969 | 11 |
| 1970 | 5 |
| 1971 | 14 |
| 1972 | 20 |
| 1973 | 24 |
| 1974 | 22 |
| 1975 | 27 |
| 1976 | 18 |
| 1977 | 26 |
| 1978 | 20 |
| 1979 | 32 |
| 1980 | 36 |
| 1981 | 44 |
| 1982 | 25 |
| 1983 | 44 |
| 1984 | 51 |
| 1985 | 46 |
| 1986 | 52 |
| 1987 | 60 |
| 1988 | 53 |
| 1989 | 56 |
| 1990 | 59 |
| 1991 | 55 |
| 1992 | 44 |
| 1993 | 51 |
| 1994 | 53 |
| 1995 | 64 |
| 1996 | 89 |
| 1997 | 70 |
| 1998 | 72 |
| 1999 | 65 |
| 2000 | 71 |
| 2001 | 75 |
| 2002 | 89 |
| 2003 | 68 |
| 2004 | 82 |
| 2005 | 121 |
| 2006 | 106 |
| 2007 | 114 |
| 2008 | 138 |
| 2009 | 131 |
| 2010 | 131 |
| 2011 | 200 |
| 2012 | 185 |
| 2013 | 183 |
| 2014 | 187 |
| 2015 | 190 |
| 2016 | 213 |
| 2017 | 258 |
| 2018 | 230 |
| 2019 | 219 |
| 2020 | 230 |
| 2021 | 272 |
| 2022 | 228 |
| 2023 | 230 |
| 2024 | 165 |