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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1847 | 1 |
| 1849 | 1 |
| 1889 | 3 |
| 1935 | 2 |
| 1936 | 1 |
| 1937 | 1 |
| 1939 | 2 |
| 1941 | 1 |
| 1948 | 1 |
| 1952 | 1 |
| 1953 | 1 |
| 1955 | 1 |
| 1956 | 1 |
| 1962 | 2 |
| 1964 | 1 |
| 1968 | 1 |
| 1975 | 1 |
| 1976 | 1 |
| 1983 | 1 |
| 1984 | 2 |
| 1995 | 2 |
| 1997 | 1 |
| 1998 | 1 |
| 2000 | 2 |
| 2002 | 1 |
| 2006 | 1 |
| 2007 | 1 |
| 2008 | 1 |
| 2009 | 3 |
| 2010 | 2 |
| 2011 | 5 |
| 2012 | 6 |
| 2013 | 3 |
| 2014 | 4 |
| 2015 | 2 |
| 2017 | 3 |
| 2018 | 7 |
| 2019 | 1 |
| 2020 | 7 |
| 2021 | 7 |
| 2022 | 9 |
| 2023 | 4 |
| 2024 | 5 |