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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1851 | 1 |
| 1854 | 1 |
| 1857 | 1 |
| 1860 | 1 |
| 1877 | 1 |
| 1878 | 1 |
| 1879 | 1 |
| 1884 | 1 |
| 1885 | 2 |
| 1886 | 1 |
| 1887 | 1 |
| 1888 | 2 |
| 1891 | 1 |
| 1893 | 1 |
| 1895 | 2 |
| 1896 | 1 |
| 1903 | 1 |
| 1905 | 1 |
| 1908 | 1 |
| 1912 | 2 |
| 1913 | 3 |
| 1914 | 5 |
| 1915 | 4 |
| 1916 | 1 |
| 1917 | 1 |
| 1918 | 1 |
| 1919 | 5 |
| 1920 | 3 |
| 1921 | 7 |
| 1922 | 3 |
| 1923 | 2 |
| 1925 | 6 |
| 1926 | 1 |
| 1927 | 1 |
| 1928 | 2 |
| 1929 | 1 |
| 1931 | 2 |
| 1932 | 7 |
| 1933 | 2 |
| 1934 | 2 |
| 1939 | 2 |
| 1941 | 1 |
| 1943 | 3 |
| 1944 | 1 |
| 1945 | 3 |
| 1946 | 10 |
| 1947 | 13 |
| 1948 | 16 |
| 1949 | 16 |
| 1950 | 13 |
| 1951 | 18 |
| 1952 | 15 |
| 1953 | 16 |
| 1954 | 15 |
| 1955 | 26 |
| 1956 | 23 |
| 1957 | 26 |
| 1958 | 22 |
| 1959 | 23 |
| 1960 | 19 |
| 1961 | 19 |
| 1962 | 22 |
| 1963 | 12 |
| 1964 | 8 |
| 1965 | 14 |
| 1966 | 20 |
| 1967 | 24 |
| 1968 | 26 |
| 1969 | 21 |
| 1970 | 27 |
| 1971 | 34 |
| 1972 | 36 |
| 1973 | 34 |
| 1974 | 47 |
| 1975 | 29 |
| 1976 | 41 |
| 1977 | 39 |
| 1978 | 66 |
| 1979 | 61 |
| 1980 | 54 |
| 1981 | 56 |
| 1982 | 55 |
| 1983 | 72 |
| 1984 | 69 |
| 1985 | 70 |
| 1986 | 87 |
| 1987 | 85 |
| 1988 | 74 |
| 1989 | 82 |
| 1990 | 95 |
| 1991 | 117 |
| 1992 | 90 |
| 1993 | 105 |
| 1994 | 96 |
| 1995 | 104 |
| 1996 | 104 |
| 1997 | 99 |
| 1998 | 109 |
| 1999 | 95 |
| 2000 | 103 |
| 2001 | 94 |
| 2002 | 94 |
| 2003 | 121 |
| 2004 | 102 |
| 2005 | 119 |
| 2006 | 153 |
| 2007 | 156 |
| 2008 | 165 |
| 2009 | 152 |
| 2010 | 170 |
| 2011 | 200 |
| 2012 | 182 |
| 2013 | 208 |
| 2014 | 229 |
| 2015 | 265 |
| 2016 | 247 |
| 2017 | 260 |
| 2018 | 313 |
| 2019 | 342 |
| 2020 | 341 |
| 2021 | 400 |
| 2022 | 348 |
| 2023 | 300 |
| 2024 | 199 |