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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1822 | 1 |
| 1839 | 1 |
| 1849 | 1 |
| 1851 | 1 |
| 1853 | 1 |
| 1873 | 1 |
| 1877 | 1 |
| 1881 | 1 |
| 1885 | 3 |
| 1888 | 1 |
| 1895 | 2 |
| 1905 | 1 |
| 1911 | 1 |
| 1916 | 1 |
| 1921 | 1 |
| 1924 | 1 |
| 1929 | 2 |
| 1931 | 1 |
| 1933 | 1 |
| 1935 | 1 |
| 1938 | 1 |
| 1944 | 1 |
| 1951 | 1 |
| 1952 | 1 |
| 1953 | 2 |
| 1954 | 1 |
| 1955 | 1 |
| 1956 | 4 |
| 1957 | 1 |
| 1959 | 1 |
| 1961 | 2 |
| 1964 | 1 |
| 1965 | 2 |
| 1966 | 2 |
| 1967 | 2 |
| 1969 | 4 |
| 1970 | 2 |
| 1971 | 2 |
| 1972 | 3 |
| 1973 | 1 |
| 1974 | 1 |
| 1975 | 3 |
| 1976 | 3 |
| 1977 | 2 |
| 1978 | 1 |
| 1979 | 3 |
| 1980 | 1 |
| 1981 | 4 |
| 1982 | 3 |
| 1983 | 4 |
| 1984 | 3 |
| 1985 | 1 |
| 1986 | 6 |
| 1987 | 7 |
| 1988 | 4 |
| 1989 | 2 |
| 1991 | 1 |
| 1992 | 2 |
| 1993 | 1 |
| 1997 | 3 |
| 1998 | 1 |
| 2000 | 1 |
| 2001 | 1 |
| 2002 | 2 |
| 2003 | 1 |
| 2004 | 4 |
| 2006 | 3 |
| 2007 | 1 |
| 2008 | 2 |
| 2010 | 1 |
| 2011 | 3 |
| 2013 | 1 |
| 2015 | 1 |
| 2016 | 1 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 2 |
| 2024 | 0 |