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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1836 | 1 |
| 1880 | 1 |
| 1893 | 2 |
| 1897 | 1 |
| 1899 | 1 |
| 1904 | 1 |
| 1909 | 2 |
| 1910 | 1 |
| 1911 | 2 |
| 1912 | 1 |
| 1913 | 3 |
| 1914 | 4 |
| 1915 | 1 |
| 1935 | 1 |
| 1946 | 1 |
| 1947 | 2 |
| 1949 | 1 |
| 1952 | 2 |
| 1971 | 3 |
| 1972 | 1 |
| 1973 | 4 |
| 1974 | 5 |
| 1975 | 2 |
| 1977 | 3 |
| 1978 | 1 |
| 1979 | 5 |
| 1980 | 5 |
| 1981 | 8 |
| 1982 | 8 |
| 1983 | 4 |
| 1984 | 12 |
| 1985 | 6 |
| 1986 | 13 |
| 1987 | 14 |
| 1988 | 17 |
| 1989 | 15 |
| 1990 | 22 |
| 1991 | 20 |
| 1992 | 20 |
| 1993 | 26 |
| 1994 | 22 |
| 1995 | 28 |
| 1996 | 23 |
| 1997 | 18 |
| 1998 | 16 |
| 1999 | 20 |
| 2000 | 17 |
| 2001 | 33 |
| 2002 | 13 |
| 2003 | 22 |
| 2004 | 21 |
| 2005 | 25 |
| 2006 | 34 |
| 2007 | 48 |
| 2008 | 50 |
| 2009 | 34 |
| 2010 | 43 |
| 2011 | 46 |
| 2012 | 55 |
| 2013 | 51 |
| 2014 | 50 |
| 2015 | 66 |
| 2016 | 71 |
| 2017 | 77 |
| 2018 | 84 |
| 2019 | 73 |
| 2020 | 103 |
| 2021 | 133 |
| 2022 | 99 |
| 2023 | 100 |
| 2024 | 96 |
| 2025 | 89 |
| 2026 | 85 |
| 2027 | 1 |