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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1886 | 3 |
| 1887 | 1 |
| 1889 | 1 |
| 1897 | 2 |
| 1900 | 1 |
| 1910 | 1 |
| 1914 | 1 |
| 1917 | 1 |
| 1918 | 1 |
| 1920 | 1 |
| 1926 | 1 |
| 1930 | 1 |
| 1949 | 1 |
| 1954 | 1 |
| 1955 | 1 |
| 1957 | 1 |
| 1967 | 4 |
| 1968 | 1 |
| 1969 | 1 |
| 1972 | 1 |
| 1979 | 1 |
| 1982 | 1 |
| 1986 | 1 |
| 1987 | 2 |
| 1988 | 2 |
| 1989 | 4 |
| 1990 | 20 |
| 1991 | 7 |
| 1992 | 11 |
| 1995 | 1 |
| 1998 | 1 |
| 2000 | 1 |
| 2001 | 1 |
| 2003 | 2 |
| 2004 | 2 |
| 2005 | 5 |
| 2006 | 4 |
| 2007 | 4 |
| 2008 | 9 |
| 2009 | 3 |
| 2010 | 4 |
| 2011 | 15 |
| 2012 | 15 |
| 2013 | 22 |
| 2014 | 55 |
| 2015 | 31 |
| 2016 | 38 |
| 2017 | 48 |
| 2018 | 77 |
| 2019 | 80 |
| 2020 | 98 |
| 2021 | 129 |
| 2022 | 160 |
| 2023 | 130 |