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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1884 | 1 |
| 1885 | 1 |
| 1886 | 1 |
| 1892 | 1 |
| 1900 | 1 |
| 1927 | 1 |
| 1933 | 1 |
| 1949 | 1 |
| 1962 | 11 |
| 1963 | 5 |
| 1964 | 3 |
| 1965 | 4 |
| 1966 | 1 |
| 1967 | 4 |
| 1968 | 2 |
| 1971 | 2 |
| 1972 | 2 |
| 1973 | 6 |
| 1974 | 6 |
| 1975 | 8 |
| 1995 | 2 |
| 1996 | 1 |
| 1997 | 2 |
| 2005 | 1 |
| 2007 | 2 |
| 2008 | 5 |
| 2009 | 5 |
| 2010 | 2 |
| 2011 | 2 |
| 2012 | 4 |
| 2013 | 7 |
| 2014 | 7 |
| 2015 | 9 |
| 2016 | 4 |
| 2017 | 6 |
| 2018 | 10 |
| 2019 | 22 |
| 2020 | 25 |
| 2021 | 20 |
| 2022 | 30 |
| 2023 | 40 |
| 2024 | 36 |