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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1891 | 1 |
| 1894 | 1 |
| 1903 | 1 |
| 1904 | 1 |
| 1906 | 1 |
| 1917 | 1 |
| 1943 | 1 |
| 1944 | 2 |
| 1955 | 1 |
| 1956 | 1 |
| 1960 | 2 |
| 1964 | 1 |
| 1967 | 1 |
| 1970 | 1 |
| 1972 | 1 |
| 1986 | 1 |
| 1987 | 1 |
| 1988 | 1 |
| 1994 | 1 |
| 1996 | 1 |
| 1997 | 9 |
| 1998 | 2 |
| 1999 | 2 |
| 2000 | 2 |
| 2001 | 5 |
| 2002 | 2 |
| 2003 | 3 |
| 2005 | 1 |
| 2006 | 1 |
| 2012 | 1 |
| 2013 | 3 |
| 2014 | 1 |
| 2015 | 6 |
| 2016 | 2 |
| 2017 | 7 |
| 2018 | 3 |
| 2019 | 1 |
| 2020 | 1 |
| 2023 | 1 |
| 2024 | 0 |