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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1869 | 1 |
| 1870 | 1 |
| 1873 | 1 |
| 1876 | 1 |
| 1877 | 1 |
| 1880 | 1 |
| 1881 | 1 |
| 1882 | 1 |
| 1883 | 2 |
| 1885 | 1 |
| 1888 | 2 |
| 1889 | 2 |
| 1890 | 2 |
| 1893 | 4 |
| 1894 | 6 |
| 1895 | 2 |
| 1896 | 3 |
| 1898 | 2 |
| 1900 | 1 |
| 1901 | 2 |
| 1902 | 1 |
| 1905 | 1 |
| 1910 | 1 |
| 1919 | 1 |
| 1933 | 1 |
| 1964 | 1 |
| 1967 | 1 |
| 1968 | 1 |
| 1970 | 2 |
| 1971 | 1 |
| 1972 | 2 |
| 1973 | 2 |
| 1974 | 3 |
| 1975 | 3 |
| 1976 | 2 |
| 1977 | 4 |
| 1979 | 2 |
| 1980 | 3 |
| 1981 | 3 |
| 1982 | 3 |
| 1983 | 3 |
| 1984 | 3 |
| 1986 | 2 |
| 1987 | 1 |
| 1988 | 5 |
| 1989 | 5 |
| 1991 | 1 |
| 1992 | 1 |
| 1994 | 1 |
| 1995 | 2 |
| 1996 | 4 |
| 1999 | 3 |
| 2000 | 2 |
| 2003 | 3 |
| 2004 | 1 |
| 2005 | 7 |
| 2006 | 1 |
| 2008 | 2 |
| 2009 | 5 |
| 2010 | 7 |
| 2011 | 11 |
| 2012 | 11 |
| 2013 | 6 |
| 2014 | 4 |
| 2015 | 7 |
| 2016 | 4 |
| 2017 | 5 |
| 2018 | 5 |
| 2019 | 6 |
| 2020 | 10 |
| 2021 | 13 |
| 2022 | 9 |
| 2023 | 13 |
| 2024 | 20 |
| 2025 | 20 |