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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1850 | 2 |
| 1851 | 1 |
| 1854 | 1 |
| 1877 | 1 |
| 1878 | 1 |
| 1886 | 1 |
| 1887 | 1 |
| 1888 | 4 |
| 1890 | 1 |
| 1892 | 1 |
| 1893 | 1 |
| 1894 | 3 |
| 1895 | 1 |
| 1898 | 1 |
| 1899 | 2 |
| 1900 | 2 |
| 1901 | 2 |
| 1903 | 3 |
| 1904 | 1 |
| 1909 | 1 |
| 1912 | 1 |
| 1913 | 3 |
| 1914 | 1 |
| 1915 | 1 |
| 1916 | 3 |
| 1917 | 3 |
| 1918 | 2 |
| 1919 | 1 |
| 1920 | 3 |
| 1921 | 3 |
| 1922 | 1 |
| 1923 | 1 |
| 1925 | 1 |
| 1926 | 1 |
| 1927 | 3 |
| 1928 | 1 |
| 1929 | 1 |
| 1931 | 1 |
| 1932 | 2 |
| 1934 | 1 |
| 1936 | 2 |
| 1938 | 1 |
| 1941 | 2 |
| 1942 | 3 |
| 1946 | 9 |
| 1947 | 11 |
| 1948 | 11 |
| 1949 | 19 |
| 1950 | 11 |
| 1951 | 12 |
| 1952 | 18 |
| 1953 | 15 |
| 1954 | 11 |
| 1955 | 13 |
| 1956 | 14 |
| 1957 | 6 |
| 1958 | 8 |
| 1959 | 16 |
| 1960 | 13 |
| 1961 | 12 |
| 1962 | 12 |
| 1963 | 5 |
| 1964 | 25 |
| 1965 | 32 |
| 1966 | 32 |
| 1967 | 30 |
| 1968 | 29 |
| 1969 | 37 |
| 1970 | 34 |
| 1971 | 38 |
| 1972 | 42 |
| 1973 | 47 |
| 1974 | 46 |
| 1975 | 49 |
| 1976 | 75 |
| 1977 | 53 |
| 1978 | 56 |
| 1979 | 71 |
| 1980 | 65 |
| 1981 | 66 |
| 1982 | 81 |
| 1983 | 98 |
| 1984 | 105 |
| 1985 | 119 |
| 1986 | 107 |
| 1987 | 138 |
| 1988 | 115 |
| 1989 | 127 |
| 1990 | 133 |
| 1991 | 154 |
| 1992 | 133 |
| 1993 | 150 |
| 1994 | 159 |
| 1995 | 152 |
| 1996 | 175 |
| 1997 | 156 |
| 1998 | 141 |
| 1999 | 196 |
| 2000 | 187 |
| 2001 | 192 |
| 2002 | 219 |
| 2003 | 209 |
| 2004 | 224 |
| 2005 | 263 |
| 2006 | 277 |
| 2007 | 314 |
| 2008 | 333 |
| 2009 | 331 |
| 2010 | 341 |
| 2011 | 381 |
| 2012 | 351 |
| 2013 | 369 |
| 2014 | 390 |
| 2015 | 417 |
| 2016 | 416 |
| 2017 | 484 |
| 2018 | 503 |
| 2019 | 453 |
| 2020 | 505 |
| 2021 | 543 |
| 2022 | 550 |
| 2023 | 561 |
| 2024 | 189 |