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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1858 | 1 |
| 1860 | 1 |
| 1869 | 1 |
| 1929 | 1 |
| 1946 | 4 |
| 1950 | 1 |
| 1952 | 1 |
| 1959 | 1 |
| 1960 | 1 |
| 1963 | 1 |
| 1964 | 1 |
| 1966 | 1 |
| 1971 | 1 |
| 1972 | 1 |
| 1973 | 1 |
| 1978 | 1 |
| 1979 | 1 |
| 1980 | 1 |
| 1984 | 2 |
| 1985 | 1 |
| 1992 | 1 |
| 1995 | 1 |
| 1997 | 1 |
| 1998 | 2 |
| 1999 | 2 |
| 2000 | 4 |
| 2001 | 4 |
| 2002 | 4 |
| 2003 | 8 |
| 2004 | 5 |
| 2005 | 3 |
| 2006 | 11 |
| 2007 | 15 |
| 2008 | 8 |
| 2009 | 15 |
| 2010 | 18 |
| 2011 | 21 |
| 2012 | 14 |
| 2013 | 23 |
| 2014 | 35 |
| 2015 | 33 |
| 2016 | 46 |
| 2017 | 45 |
| 2018 | 68 |
| 2019 | 72 |
| 2020 | 82 |
| 2021 | 64 |
| 2022 | 66 |
| 2023 | 23 |
| 2024 | 0 |