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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1874 | 1 |
| 1894 | 2 |
| 1896 | 1 |
| 1923 | 1 |
| 1928 | 1 |
| 1931 | 1 |
| 1942 | 1 |
| 1946 | 1 |
| 1948 | 1 |
| 1949 | 1 |
| 1953 | 1 |
| 1957 | 1 |
| 1961 | 1 |
| 1963 | 1 |
| 1964 | 1 |
| 1965 | 5 |
| 1966 | 1 |
| 1967 | 1 |
| 1969 | 2 |
| 1971 | 1 |
| 1977 | 1 |
| 1978 | 1 |
| 1979 | 1 |
| 1983 | 1 |
| 1984 | 1 |
| 1991 | 1 |
| 1993 | 1 |
| 1994 | 1 |
| 1996 | 1 |
| 1999 | 1 |
| 2000 | 6 |
| 2001 | 4 |
| 2002 | 11 |
| 2003 | 7 |
| 2004 | 8 |
| 2005 | 36 |
| 2006 | 45 |
| 2007 | 48 |
| 2008 | 50 |
| 2009 | 53 |
| 2010 | 51 |
| 2011 | 44 |
| 2012 | 31 |
| 2013 | 28 |
| 2014 | 29 |
| 2015 | 32 |
| 2016 | 22 |
| 2017 | 16 |
| 2018 | 26 |
| 2019 | 20 |
| 2020 | 16 |
| 2021 | 14 |
| 2022 | 9 |
| 2023 | 4 |
| 2024 | 0 |