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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1880 | 1 |
| 1891 | 1 |
| 1892 | 1 |
| 1893 | 3 |
| 1898 | 1 |
| 1901 | 1 |
| 1903 | 3 |
| 1904 | 1 |
| 1905 | 2 |
| 1906 | 3 |
| 1908 | 1 |
| 1909 | 1 |
| 1912 | 1 |
| 1913 | 1 |
| 1914 | 3 |
| 1916 | 2 |
| 1918 | 3 |
| 1919 | 2 |
| 1920 | 1 |
| 1923 | 2 |
| 1924 | 2 |
| 1926 | 1 |
| 1927 | 2 |
| 1928 | 1 |
| 1929 | 1 |
| 1934 | 1 |
| 1936 | 1 |
| 1938 | 2 |
| 1939 | 1 |
| 1941 | 5 |
| 1942 | 11 |
| 1944 | 1 |
| 1945 | 3 |
| 1946 | 1 |
| 1947 | 2 |
| 1948 | 1 |
| 1949 | 1 |
| 1950 | 1 |
| 1951 | 3 |
| 1952 | 3 |
| 1953 | 1 |
| 1955 | 2 |
| 1956 | 2 |
| 1960 | 4 |
| 1963 | 1 |
| 1964 | 1 |
| 1965 | 3 |
| 1966 | 11 |
| 1967 | 5 |
| 1968 | 6 |
| 1969 | 7 |
| 1970 | 2 |
| 1971 | 8 |
| 1972 | 1 |
| 1974 | 2 |
| 1975 | 1 |
| 1976 | 2 |
| 1977 | 2 |
| 1978 | 4 |
| 1979 | 3 |
| 1980 | 8 |
| 1981 | 2 |
| 1982 | 8 |
| 1983 | 11 |
| 1984 | 5 |
| 1985 | 5 |
| 1986 | 8 |
| 1987 | 6 |
| 1988 | 7 |
| 1989 | 9 |
| 1990 | 8 |
| 1991 | 6 |
| 1992 | 15 |
| 1993 | 10 |
| 1994 | 14 |
| 1995 | 2 |
| 1996 | 7 |
| 1997 | 4 |
| 1998 | 7 |
| 1999 | 8 |
| 2000 | 3 |
| 2001 | 6 |
| 2002 | 4 |
| 2003 | 8 |
| 2004 | 4 |
| 2005 | 3 |
| 2006 | 2 |
| 2007 | 5 |
| 2008 | 2 |
| 2009 | 4 |
| 2010 | 3 |
| 2011 | 3 |
| 2012 | 4 |
| 2013 | 4 |
| 2014 | 5 |
| 2015 | 4 |
| 2016 | 6 |
| 2017 | 2 |
| 2019 | 2 |
| 2020 | 2 |
| 2024 | 0 |