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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1879 | 2 |
| 1882 | 1 |
| 1885 | 1 |
| 1887 | 1 |
| 1888 | 1 |
| 1946 | 2 |
| 1948 | 1 |
| 1950 | 1 |
| 1951 | 1 |
| 1952 | 2 |
| 1953 | 1 |
| 1955 | 3 |
| 1956 | 1 |
| 1958 | 1 |
| 1962 | 1 |
| 1963 | 1 |
| 1964 | 2 |
| 1965 | 1 |
| 1969 | 1 |
| 1975 | 1 |
| 1984 | 1 |
| 1987 | 1 |
| 1989 | 2 |
| 1990 | 1 |
| 1991 | 5 |
| 1992 | 2 |
| 1993 | 1 |
| 1997 | 1 |
| 2002 | 1 |
| 2003 | 4 |
| 2005 | 7 |
| 2006 | 5 |
| 2007 | 7 |
| 2008 | 3 |
| 2009 | 3 |
| 2010 | 6 |
| 2011 | 9 |
| 2012 | 6 |
| 2013 | 15 |
| 2014 | 5 |
| 2015 | 5 |
| 2016 | 5 |
| 2017 | 8 |
| 2018 | 16 |
| 2019 | 20 |
| 2020 | 22 |
| 2021 | 22 |
| 2022 | 28 |
| 2023 | 17 |
| 2024 | 16 |
| 2025 | 22 |