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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1901 | 1 |
| 1902 | 1 |
| 1907 | 1 |
| 1908 | 1 |
| 1909 | 2 |
| 1910 | 2 |
| 1911 | 6 |
| 1912 | 5 |
| 1913 | 2 |
| 1914 | 1 |
| 1915 | 1 |
| 1916 | 2 |
| 1917 | 3 |
| 1918 | 4 |
| 1919 | 2 |
| 1920 | 2 |
| 1921 | 1 |
| 1923 | 2 |
| 1924 | 4 |
| 1925 | 5 |
| 1927 | 5 |
| 1928 | 5 |
| 1930 | 2 |
| 1931 | 3 |
| 1932 | 3 |
| 1933 | 6 |
| 1934 | 5 |
| 1935 | 9 |
| 1936 | 9 |
| 1937 | 2 |
| 1938 | 2 |
| 1939 | 5 |
| 1940 | 6 |
| 1941 | 4 |
| 1942 | 11 |
| 1943 | 6 |
| 1944 | 5 |
| 1945 | 20 |
| 1946 | 64 |
| 1947 | 86 |
| 1948 | 96 |
| 1949 | 83 |
| 1950 | 97 |
| 1951 | 122 |
| 1952 | 129 |
| 1953 | 104 |
| 1954 | 128 |
| 1955 | 123 |
| 1956 | 119 |
| 1957 | 122 |
| 1958 | 114 |
| 1959 | 149 |
| 1960 | 168 |
| 1961 | 170 |
| 1962 | 187 |
| 1963 | 205 |
| 1964 | 262 |
| 1965 | 265 |
| 1966 | 276 |
| 1967 | 299 |
| 1968 | 314 |
| 1969 | 301 |
| 1970 | 356 |
| 1971 | 371 |
| 1972 | 394 |
| 1973 | 469 |
| 1974 | 421 |
| 1975 | 520 |
| 1976 | 552 |
| 1977 | 516 |
| 1978 | 553 |
| 1979 | 607 |
| 1980 | 646 |
| 1981 | 609 |
| 1982 | 691 |
| 1983 | 698 |
| 1984 | 756 |
| 1985 | 759 |
| 1986 | 823 |
| 1987 | 840 |
| 1988 | 813 |
| 1989 | 865 |
| 1990 | 818 |
| 1991 | 869 |
| 1992 | 876 |
| 1993 | 912 |
| 1994 | 837 |
| 1995 | 894 |
| 1996 | 972 |
| 1997 | 907 |
| 1998 | 941 |
| 1999 | 931 |
| 2000 | 997 |
| 2001 | 1026 |
| 2002 | 1051 |
| 2003 | 1087 |
| 2004 | 1127 |
| 2005 | 1281 |
| 2006 | 1379 |
| 2007 | 1428 |
| 2008 | 1595 |
| 2009 | 1531 |
| 2010 | 1568 |
| 2011 | 1635 |
| 2012 | 1853 |
| 2013 | 1944 |
| 2014 | 2067 |
| 2015 | 2225 |
| 2016 | 2324 |
| 2017 | 2312 |
| 2018 | 2492 |
| 2019 | 2447 |
| 2020 | 2933 |
| 2021 | 3059 |
| 2022 | 2780 |
| 2023 | 1359 |