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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1881 | 3 |
| 1884 | 3 |
| 1887 | 1 |
| 1888 | 3 |
| 1889 | 2 |
| 1890 | 1 |
| 1891 | 7 |
| 1892 | 4 |
| 1963 | 1 |
| 1968 | 1 |
| 1973 | 1 |
| 1974 | 1 |
| 1978 | 1 |
| 1980 | 1 |
| 1981 | 2 |
| 1982 | 2 |
| 1983 | 3 |
| 1984 | 3 |
| 1985 | 1 |
| 1986 | 1 |
| 1987 | 3 |
| 1988 | 3 |
| 1989 | 4 |
| 1990 | 4 |
| 1991 | 2 |
| 1992 | 2 |
| 1993 | 3 |
| 1994 | 3 |
| 1995 | 2 |
| 1996 | 1 |
| 1997 | 2 |
| 1998 | 4 |
| 1999 | 7 |
| 2000 | 8 |
| 2001 | 16 |
| 2002 | 14 |
| 2003 | 25 |
| 2004 | 15 |
| 2005 | 24 |
| 2006 | 24 |
| 2007 | 24 |
| 2008 | 28 |
| 2009 | 34 |
| 2010 | 44 |
| 2011 | 50 |
| 2012 | 54 |
| 2013 | 51 |
| 2014 | 63 |
| 2015 | 63 |
| 2016 | 88 |
| 2017 | 79 |
| 2018 | 95 |
| 2019 | 92 |
| 2020 | 107 |
| 2021 | 114 |
| 2022 | 97 |
| 2023 | 50 |