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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1851 | 1 |
| 1886 | 1 |
| 1891 | 1 |
| 1902 | 2 |
| 1908 | 1 |
| 1925 | 1 |
| 1930 | 1 |
| 1941 | 1 |
| 1943 | 1 |
| 1955 | 1 |
| 1956 | 1 |
| 1970 | 2 |
| 1971 | 1 |
| 1972 | 1 |
| 1973 | 1 |
| 1976 | 1 |
| 1983 | 1 |
| 1985 | 2 |
| 1987 | 2 |
| 1988 | 2 |
| 1989 | 1 |
| 1990 | 1 |
| 1991 | 1 |
| 1992 | 1 |
| 1993 | 3 |
| 1994 | 1 |
| 1995 | 1 |
| 1996 | 5 |
| 1997 | 3 |
| 1998 | 7 |
| 1999 | 5 |
| 2000 | 23 |
| 2001 | 28 |
| 2002 | 20 |
| 2003 | 43 |
| 2004 | 130 |
| 2005 | 190 |
| 2006 | 164 |
| 2007 | 174 |
| 2008 | 55 |
| 2009 | 74 |
| 2010 | 128 |
| 2011 | 120 |
| 2012 | 108 |
| 2013 | 72 |
| 2014 | 64 |
| 2015 | 54 |
| 2016 | 34 |
| 2017 | 39 |
| 2018 | 22 |
| 2019 | 26 |
| 2020 | 19 |
| 2021 | 18 |
| 2022 | 16 |
| 2023 | 4 |
| 2024 | 0 |