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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1873 | 1 |
| 1874 | 4 |
| 1875 | 4 |
| 1876 | 8 |
| 1877 | 2 |
| 1878 | 4 |
| 1881 | 4 |
| 1882 | 1 |
| 1883 | 4 |
| 1884 | 1 |
| 1888 | 1 |
| 1889 | 1 |
| 1890 | 2 |
| 1892 | 1 |
| 1896 | 1 |
| 1913 | 1 |
| 1946 | 1 |
| 1949 | 1 |
| 1951 | 2 |
| 1952 | 1 |
| 1953 | 2 |
| 1955 | 3 |
| 1956 | 1 |
| 1957 | 1 |
| 1958 | 1 |
| 1963 | 2 |
| 1965 | 2 |
| 1966 | 1 |
| 1968 | 1 |
| 1979 | 3 |
| 1985 | 3 |
| 1987 | 5 |
| 1988 | 6 |
| 1989 | 1 |
| 1990 | 5 |
| 1991 | 3 |
| 1992 | 3 |
| 1993 | 4 |
| 1994 | 7 |
| 1995 | 7 |
| 1996 | 4 |
| 1998 | 1 |
| 2000 | 1 |
| 2001 | 1 |
| 2002 | 1 |
| 2004 | 1 |
| 2005 | 1 |
| 2006 | 2 |
| 2008 | 1 |
| 2009 | 2 |
| 2011 | 3 |
| 2012 | 2 |
| 2013 | 1 |
| 2020 | 1 |
| 2024 | 0 |