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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1880 | 1 |
| 1904 | 1 |
| 1910 | 1 |
| 1912 | 2 |
| 1916 | 1 |
| 1917 | 1 |
| 1918 | 1 |
| 1919 | 2 |
| 1920 | 1 |
| 1922 | 1 |
| 1924 | 2 |
| 1925 | 3 |
| 1927 | 1 |
| 1928 | 6 |
| 1929 | 1 |
| 1930 | 1 |
| 1934 | 1 |
| 1948 | 2 |
| 1952 | 1 |
| 1953 | 1 |
| 1954 | 1 |
| 1955 | 2 |
| 1956 | 1 |
| 1957 | 1 |
| 1959 | 1 |
| 1962 | 1 |
| 1964 | 3 |
| 1965 | 3 |
| 1966 | 2 |
| 1967 | 2 |
| 1969 | 5 |
| 1970 | 4 |
| 1971 | 4 |
| 1972 | 4 |
| 1973 | 3 |
| 1974 | 1 |
| 1975 | 1 |
| 1976 | 4 |
| 1977 | 3 |
| 1978 | 5 |
| 1979 | 2 |
| 1980 | 1 |
| 1981 | 1 |
| 1983 | 5 |
| 1984 | 1 |
| 1986 | 1 |
| 1988 | 3 |
| 1989 | 1 |
| 1990 | 2 |
| 1991 | 1 |
| 1992 | 1 |
| 1993 | 1 |
| 1994 | 4 |
| 1996 | 4 |
| 1997 | 5 |
| 1999 | 5 |
| 2000 | 3 |
| 2001 | 1 |
| 2002 | 3 |
| 2003 | 5 |
| 2005 | 2 |
| 2007 | 1 |
| 2009 | 1 |
| 2010 | 6 |
| 2011 | 4 |
| 2013 | 4 |
| 2014 | 3 |
| 2015 | 6 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 2 |
| 2019 | 4 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 5 |
| 2023 | 4 |
| 2025 | 0 |