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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1866 | 1 |
| 1867 | 2 |
| 1883 | 1 |
| 1889 | 1 |
| 1890 | 1 |
| 1891 | 1 |
| 1892 | 1 |
| 1894 | 1 |
| 1963 | 1 |
| 1966 | 5 |
| 1968 | 1 |
| 1970 | 1 |
| 1981 | 1 |
| 1985 | 1 |
| 1994 | 1 |
| 1996 | 1 |
| 2003 | 1 |
| 2005 | 2 |
| 2007 | 3 |
| 2008 | 3 |
| 2009 | 5 |
| 2010 | 8 |
| 2011 | 9 |
| 2012 | 8 |
| 2013 | 8 |
| 2014 | 9 |
| 2015 | 7 |
| 2016 | 8 |
| 2017 | 9 |
| 2018 | 7 |
| 2019 | 12 |
| 2020 | 7 |
| 2021 | 10 |
| 2022 | 11 |
| 2023 | 10 |
| 2024 | 11 |
| 2025 | 6 |