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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1820 | 1 |
| 1827 | 1 |
| 1843 | 2 |
| 1848 | 3 |
| 1851 | 3 |
| 1852 | 3 |
| 1853 | 1 |
| 1855 | 2 |
| 1858 | 2 |
| 1859 | 1 |
| 1860 | 1 |
| 1861 | 1 |
| 1880 | 1 |
| 1881 | 1 |
| 1882 | 1 |
| 1884 | 1 |
| 1887 | 3 |
| 1889 | 1 |
| 1890 | 2 |
| 1891 | 2 |
| 1892 | 1 |
| 1893 | 2 |
| 1898 | 1 |
| 1903 | 3 |
| 1904 | 1 |
| 1905 | 1 |
| 1906 | 1 |
| 1907 | 2 |
| 1908 | 3 |
| 1909 | 2 |
| 1910 | 1 |
| 1911 | 2 |
| 1912 | 2 |
| 1913 | 6 |
| 1914 | 2 |
| 1915 | 2 |
| 1918 | 6 |
| 1919 | 2 |
| 1921 | 1 |
| 1922 | 1 |
| 1924 | 1 |
| 1925 | 1 |
| 1926 | 1 |
| 1929 | 2 |
| 1930 | 2 |
| 1947 | 1 |
| 1949 | 2 |
| 1951 | 8 |
| 1952 | 1 |
| 1953 | 2 |
| 1954 | 1 |
| 1956 | 1 |
| 1960 | 1 |
| 1961 | 2 |
| 1962 | 2 |
| 1965 | 6 |
| 1966 | 4 |
| 1967 | 9 |
| 1968 | 1 |
| 1969 | 8 |
| 1970 | 16 |
| 1971 | 26 |
| 1972 | 18 |
| 1973 | 14 |
| 1974 | 19 |
| 1975 | 15 |
| 1976 | 15 |
| 1977 | 14 |
| 1978 | 15 |
| 1979 | 20 |
| 1980 | 20 |
| 1981 | 21 |
| 1982 | 15 |
| 1983 | 28 |
| 1984 | 38 |
| 1985 | 28 |
| 1986 | 21 |
| 1987 | 89 |
| 1988 | 146 |
| 1989 | 130 |
| 1990 | 148 |
| 1991 | 137 |
| 1992 | 138 |
| 1993 | 151 |
| 1994 | 179 |
| 1995 | 187 |
| 1996 | 190 |
| 1997 | 198 |
| 1998 | 207 |
| 1999 | 246 |
| 2000 | 259 |
| 2001 | 235 |
| 2002 | 243 |
| 2003 | 279 |
| 2004 | 337 |
| 2005 | 349 |
| 2006 | 390 |
| 2007 | 388 |
| 2008 | 436 |
| 2009 | 449 |
| 2010 | 456 |
| 2011 | 505 |
| 2012 | 502 |
| 2013 | 607 |
| 2014 | 991 |
| 2015 | 1160 |
| 2016 | 1454 |
| 2017 | 1488 |
| 2018 | 1533 |
| 2019 | 1610 |
| 2020 | 1914 |
| 2021 | 2005 |
| 2022 | 1810 |
| 2023 | 1743 |
| 2024 | 600 |