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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1830 | 1 |
| 1903 | 1 |
| 1919 | 1 |
| 1954 | 1 |
| 1957 | 1 |
| 1958 | 4 |
| 1959 | 2 |
| 1960 | 2 |
| 1961 | 1 |
| 1962 | 2 |
| 1963 | 1 |
| 1967 | 1 |
| 1968 | 1 |
| 1970 | 1 |
| 1973 | 1 |
| 1981 | 1 |
| 1982 | 1 |
| 1983 | 1 |
| 1987 | 1 |
| 1992 | 1 |
| 1993 | 1 |
| 1994 | 1 |
| 1999 | 1 |
| 2000 | 3 |
| 2001 | 1 |
| 2002 | 1 |
| 2003 | 1 |
| 2004 | 5 |
| 2005 | 6 |
| 2006 | 5 |
| 2007 | 17 |
| 2008 | 37 |
| 2009 | 25 |
| 2010 | 4 |
| 2011 | 8 |
| 2012 | 8 |
| 2013 | 7 |
| 2014 | 9 |
| 2015 | 7 |
| 2016 | 6 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 3 |
| 2024 | 0 |