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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1845 | 1 |
| 1853 | 1 |
| 1854 | 2 |
| 1878 | 1 |
| 1889 | 1 |
| 1894 | 1 |
| 1901 | 1 |
| 1905 | 1 |
| 1948 | 3 |
| 1950 | 1 |
| 1951 | 1 |
| 1955 | 1 |
| 1956 | 3 |
| 1959 | 1 |
| 1965 | 8 |
| 1969 | 1 |
| 1978 | 1 |
| 1982 | 1 |
| 1985 | 1 |
| 1988 | 2 |
| 1989 | 3 |
| 1990 | 1 |
| 1994 | 2 |
| 1995 | 2 |
| 1996 | 1 |
| 1997 | 1 |
| 1998 | 1 |
| 1999 | 1 |
| 2000 | 2 |
| 2001 | 5 |
| 2002 | 6 |
| 2003 | 1 |
| 2004 | 4 |
| 2005 | 2 |
| 2006 | 8 |
| 2007 | 8 |
| 2008 | 3 |
| 2009 | 3 |
| 2010 | 14 |
| 2011 | 14 |
| 2012 | 11 |
| 2013 | 12 |
| 2014 | 16 |
| 2015 | 30 |
| 2016 | 51 |
| 2017 | 50 |
| 2018 | 56 |
| 2019 | 39 |
| 2020 | 37 |
| 2021 | 32 |
| 2022 | 34 |
| 2023 | 41 |
| 2024 | 27 |
| 2025 | 1 |
| 2026 | 0 |