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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1875 | 1 |
| 1876 | 1 |
| 1882 | 1 |
| 1904 | 1 |
| 1905 | 1 |
| 1906 | 1 |
| 1908 | 1 |
| 1909 | 1 |
| 1910 | 4 |
| 1912 | 2 |
| 1913 | 1 |
| 1914 | 2 |
| 1915 | 1 |
| 1916 | 2 |
| 1918 | 3 |
| 1919 | 1 |
| 1920 | 1 |
| 1921 | 1 |
| 1922 | 3 |
| 1923 | 1 |
| 1924 | 2 |
| 1925 | 1 |
| 1926 | 1 |
| 1927 | 3 |
| 1928 | 4 |
| 1929 | 1 |
| 1930 | 1 |
| 1931 | 2 |
| 1932 | 1 |
| 1933 | 2 |
| 1934 | 4 |
| 1935 | 1 |
| 1936 | 1 |
| 1937 | 2 |
| 1938 | 2 |
| 1939 | 1 |
| 1940 | 1 |
| 1941 | 1 |
| 1942 | 2 |
| 1943 | 2 |
| 1944 | 3 |
| 1945 | 2 |
| 1946 | 10 |
| 1947 | 4 |
| 1948 | 4 |
| 1949 | 5 |
| 1950 | 3 |
| 1951 | 7 |
| 1952 | 4 |
| 1953 | 12 |
| 1954 | 3 |
| 1955 | 7 |
| 1956 | 13 |
| 1957 | 12 |
| 1958 | 11 |
| 1959 | 10 |
| 1960 | 14 |
| 1961 | 25 |
| 1962 | 14 |
| 1963 | 16 |
| 1964 | 33 |
| 1965 | 29 |
| 1966 | 45 |
| 1967 | 34 |
| 1968 | 46 |
| 1969 | 38 |
| 1970 | 42 |
| 1971 | 30 |
| 1972 | 49 |
| 1973 | 50 |
| 1974 | 66 |
| 1975 | 79 |
| 1976 | 75 |
| 1977 | 82 |
| 1978 | 75 |
| 1979 | 83 |
| 1980 | 90 |
| 1981 | 90 |
| 1982 | 123 |
| 1983 | 102 |
| 1984 | 121 |
| 1985 | 114 |
| 1986 | 126 |
| 1987 | 129 |
| 1988 | 131 |
| 1989 | 163 |
| 1990 | 163 |
| 1991 | 171 |
| 1992 | 184 |
| 1993 | 174 |
| 1994 | 175 |
| 1995 | 197 |
| 1996 | 222 |
| 1997 | 197 |
| 1998 | 210 |
| 1999 | 235 |
| 2000 | 252 |
| 2001 | 234 |
| 2002 | 269 |
| 2003 | 273 |
| 2004 | 290 |
| 2005 | 334 |
| 2006 | 325 |
| 2007 | 345 |
| 2008 | 401 |
| 2009 | 433 |
| 2010 | 453 |
| 2011 | 494 |
| 2012 | 519 |
| 2013 | 535 |
| 2014 | 630 |
| 2015 | 656 |
| 2016 | 746 |
| 2017 | 754 |
| 2018 | 800 |
| 2019 | 821 |
| 2020 | 1083 |
| 2021 | 1270 |
| 2022 | 1282 |
| 2023 | 1261 |
| 2024 | 632 |