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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1870 | 1 |
| 1871 | 1 |
| 1872 | 2 |
| 1874 | 1 |
| 1875 | 2 |
| 1876 | 6 |
| 1877 | 3 |
| 1878 | 2 |
| 1879 | 1 |
| 1880 | 1 |
| 1881 | 3 |
| 1883 | 2 |
| 1885 | 3 |
| 1886 | 1 |
| 1887 | 2 |
| 1888 | 2 |
| 1890 | 1 |
| 1891 | 1 |
| 1892 | 1 |
| 1893 | 3 |
| 1896 | 1 |
| 1898 | 1 |
| 1899 | 2 |
| 1901 | 1 |
| 1903 | 2 |
| 1907 | 1 |
| 1909 | 1 |
| 1911 | 1 |
| 1961 | 1 |
| 1988 | 1 |
| 1989 | 1 |
| 1990 | 2 |
| 1992 | 1 |
| 1994 | 1 |
| 1997 | 1 |
| 2002 | 1 |
| 2003 | 1 |
| 2004 | 2 |
| 2005 | 8 |
| 2006 | 6 |
| 2007 | 3 |
| 2008 | 6 |
| 2009 | 4 |
| 2010 | 4 |
| 2011 | 7 |
| 2012 | 9 |
| 2013 | 10 |
| 2014 | 8 |
| 2015 | 9 |
| 2016 | 13 |
| 2017 | 8 |
| 2018 | 4 |
| 2019 | 7 |
| 2020 | 10 |
| 2021 | 15 |
| 2022 | 20 |
| 2023 | 11 |
| 2024 | 5 |