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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1881 | 1 |
| 1886 | 1 |
| 1896 | 1 |
| 1902 | 1 |
| 1905 | 1 |
| 1908 | 3 |
| 1909 | 2 |
| 1910 | 4 |
| 1911 | 8 |
| 1912 | 5 |
| 1913 | 5 |
| 1914 | 1 |
| 1915 | 1 |
| 1916 | 2 |
| 1918 | 1 |
| 1919 | 1 |
| 1920 | 1 |
| 1921 | 2 |
| 1923 | 1 |
| 1924 | 1 |
| 1925 | 2 |
| 1926 | 2 |
| 1927 | 1 |
| 1929 | 1 |
| 1930 | 1 |
| 1931 | 1 |
| 1932 | 1 |
| 1949 | 2 |
| 1950 | 3 |
| 1951 | 2 |
| 1952 | 2 |
| 1953 | 3 |
| 1954 | 4 |
| 1955 | 7 |
| 1956 | 6 |
| 1957 | 3 |
| 1958 | 3 |
| 1959 | 2 |
| 1960 | 5 |
| 1961 | 10 |
| 1962 | 3 |
| 1963 | 3 |
| 1964 | 2 |
| 1965 | 3 |
| 1966 | 2 |
| 1967 | 3 |
| 1969 | 3 |
| 1972 | 2 |
| 1979 | 1 |
| 1988 | 1 |
| 1989 | 1 |
| 1990 | 3 |
| 1992 | 1 |
| 1993 | 1 |
| 1994 | 3 |
| 1996 | 4 |
| 1997 | 3 |
| 1998 | 4 |
| 1999 | 3 |
| 2000 | 5 |
| 2001 | 2 |
| 2002 | 2 |
| 2004 | 1 |
| 2005 | 1 |
| 2006 | 2 |
| 2007 | 1 |
| 2008 | 4 |
| 2009 | 3 |
| 2011 | 2 |
| 2012 | 5 |
| 2013 | 4 |
| 2014 | 5 |
| 2015 | 4 |
| 2016 | 10 |
| 2017 | 7 |
| 2018 | 7 |
| 2019 | 2 |
| 2020 | 8 |
| 2021 | 9 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 0 |