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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1872 | 11 |
| 1873 | 7 |
| 1874 | 6 |
| 1875 | 6 |
| 1876 | 6 |
| 1878 | 1 |
| 1879 | 2 |
| 1881 | 1 |
| 1882 | 2 |
| 1884 | 2 |
| 1885 | 7 |
| 1886 | 2 |
| 1889 | 1 |
| 1895 | 2 |
| 1900 | 1 |
| 1969 | 1 |
| 1970 | 1 |
| 1974 | 1 |
| 1975 | 1 |
| 1976 | 1 |
| 1977 | 1 |
| 1980 | 1 |
| 1986 | 1 |
| 1997 | 2 |
| 1998 | 5 |
| 1999 | 1 |
| 2001 | 1 |
| 2002 | 1 |
| 2003 | 2 |
| 2004 | 3 |
| 2005 | 2 |
| 2006 | 1 |
| 2007 | 4 |
| 2008 | 8 |
| 2009 | 4 |
| 2010 | 6 |
| 2011 | 8 |
| 2012 | 11 |
| 2013 | 9 |
| 2014 | 15 |
| 2015 | 10 |
| 2016 | 16 |
| 2017 | 22 |
| 2018 | 20 |
| 2019 | 6 |
| 2020 | 25 |
| 2021 | 27 |
| 2022 | 24 |
| 2023 | 17 |
| 2024 | 5 |