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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1846 | 1 |
| 1847 | 2 |
| 1853 | 1 |
| 1856 | 1 |
| 1858 | 2 |
| 1859 | 1 |
| 1865 | 1 |
| 1868 | 1 |
| 1869 | 2 |
| 1870 | 2 |
| 1871 | 2 |
| 1872 | 1 |
| 1873 | 1 |
| 1874 | 3 |
| 1875 | 2 |
| 1876 | 2 |
| 1879 | 1 |
| 1880 | 1 |
| 1881 | 1 |
| 1882 | 5 |
| 1884 | 1 |
| 1891 | 1 |
| 1892 | 1 |
| 1895 | 1 |
| 1896 | 1 |
| 1898 | 1 |
| 1977 | 1 |
| 1982 | 1 |
| 1986 | 1 |
| 1990 | 1 |
| 1993 | 1 |
| 1995 | 1 |
| 2008 | 1 |
| 2010 | 1 |
| 2013 | 1 |
| 2014 | 5 |
| 2016 | 1 |
| 2017 | 1 |
| 2025 | 0 |