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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1880 | 312 |
| 1881 | 470 |
| 1883 | 684 |
| 1884 | 825 |
| 1885 | 901 |
| 1886 | 895 |
| 1887 | 734 |
| 1888 | 531 |
| 1889 | 900 |
| 1890 | 475 |
| 1891 | 381 |
| 1892 | 574 |
| 1893 | 707 |
| 1894 | 149 |
| 1895 | 448 |
| 1896 | 611 |
| 1897 | 575 |
| 1898 | 664 |
| 1899 | 499 |
| 1900 | 531 |
| 1901 | 559 |
| 1902 | 520 |
| 1903 | 486 |
| 1904 | 483 |
| 1905 | 487 |
| 1906 | 565 |
| 1907 | 532 |
| 1908 | 514 |
| 1909 | 555 |
| 1910 | 636 |
| 1911 | 664 |
| 1912 | 514 |
| 1913 | 525 |
| 1914 | 624 |
| 1915 | 563 |
| 1916 | 544 |
| 1917 | 392 |
| 1918 | 412 |
| 1919 | 422 |
| 1920 | 464 |
| 1921 | 477 |
| 1922 | 588 |
| 1923 | 562 |
| 1924 | 632 |
| 1925 | 878 |
| 1926 | 663 |
| 1927 | 891 |
| 1928 | 748 |
| 1929 | 961 |
| 1930 | 674 |
| 1931 | 655 |
| 1932 | 702 |
| 1933 | 674 |
| 1934 | 737 |
| 1935 | 654 |
| 1936 | 607 |
| 1937 | 664 |
| 1938 | 624 |
| 1939 | 604 |
| 1940 | 919 |
| 1941 | 944 |
| 1942 | 979 |
| 1943 | 868 |
| 1944 | 827 |
| 1945 | 968 |
| 1946 | 1199 |
| 1947 | 685 |
| 1948 | 746 |
| 1949 | 670 |
| 1950 | 717 |
| 1951 | 728 |
| 1952 | 755 |
| 1953 | 727 |
| 1954 | 880 |
| 1955 | 733 |
| 1956 | 873 |
| 1957 | 842 |
| 1958 | 919 |
| 1959 | 896 |
| 1960 | 1146 |
| 1961 | 999 |
| 1962 | 1197 |
| 1963 | 1723 |
| 1964 | 2014 |
| 1965 | 1954 |
| 1966 | 2062 |
| 1967 | 2173 |
| 1968 | 1896 |
| 1969 | 1929 |
| 1970 | 2106 |
| 1971 | 1729 |
| 1972 | 1836 |
| 1973 | 1885 |
| 1974 | 1738 |
| 1975 | 1483 |
| 1976 | 1972 |
| 1977 | 2044 |
| 1978 | 2056 |
| 1979 | 2096 |
| 1980 | 2033 |
| 1981 | 2335 |
| 1982 | 2241 |
| 1983 | 2124 |
| 1984 | 2084 |
| 1985 | 2028 |
| 1986 | 2206 |
| 1987 | 2214 |
| 1988 | 2274 |
| 1989 | 2214 |
| 1990 | 2428 |
| 1991 | 2568 |
| 1992 | 2612 |
| 1993 | 2800 |
| 1994 | 2828 |
| 1995 | 2474 |
| 1996 | 1817 |
| 1997 | 1404 |
| 1998 | 1574 |
| 1999 | 1663 |
| 2000 | 2121 |
| 2001 | 2486 |
| 2002 | 2537 |
| 2003 | 2377 |
| 2004 | 2399 |
| 2005 | 2442 |
| 2006 | 2370 |
| 2007 | 2258 |
| 2008 | 2251 |
| 2009 | 2263 |
| 2010 | 2177 |
| 2011 | 2077 |
| 2012 | 2061 |
| 2013 | 2017 |
| 2014 | 1968 |
| 2015 | 1987 |
| 2016 | 2147 |
| 2017 | 2703 |
| 2018 | 1942 |
| 2019 | 1963 |
| 2020 | 2014 |
| 2021 | 2008 |
| 2022 | 1950 |
| 2023 | 1412 |