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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1829 | 1 |
| 1831 | 1 |
| 1838 | 1 |
| 1839 | 1 |
| 1841 | 2 |
| 1842 | 1 |
| 1846 | 1 |
| 1848 | 1 |
| 1851 | 2 |
| 1852 | 2 |
| 1853 | 1 |
| 1855 | 1 |
| 1858 | 1 |
| 1859 | 3 |
| 1867 | 2 |
| 1868 | 1 |
| 1870 | 1 |
| 1874 | 2 |
| 1876 | 1 |
| 1877 | 1 |
| 1881 | 1 |
| 1886 | 1 |
| 1893 | 4 |
| 1895 | 1 |
| 1897 | 3 |
| 1898 | 2 |
| 1899 | 1 |
| 1902 | 1 |
| 1923 | 2 |
| 1924 | 1 |
| 1925 | 1 |
| 1928 | 2 |
| 1931 | 4 |
| 1934 | 2 |
| 1936 | 2 |
| 1937 | 1 |
| 1940 | 1 |
| 1945 | 1 |
| 1946 | 8 |
| 1947 | 4 |
| 1948 | 3 |
| 1949 | 2 |
| 1950 | 6 |
| 1951 | 15 |
| 1952 | 11 |
| 1953 | 9 |
| 1954 | 8 |
| 1955 | 7 |
| 1956 | 10 |
| 1957 | 7 |
| 1958 | 9 |
| 1959 | 4 |
| 1960 | 6 |
| 1961 | 13 |
| 1962 | 15 |
| 1963 | 23 |
| 1964 | 21 |
| 1965 | 15 |
| 1966 | 24 |
| 1967 | 21 |
| 1968 | 22 |
| 1969 | 21 |
| 1970 | 26 |
| 1971 | 33 |
| 1972 | 22 |
| 1973 | 31 |
| 1974 | 37 |
| 1975 | 31 |
| 1976 | 45 |
| 1977 | 39 |
| 1978 | 43 |
| 1979 | 30 |
| 1980 | 34 |
| 1981 | 43 |
| 1982 | 32 |
| 1983 | 49 |
| 1984 | 59 |
| 1985 | 61 |
| 1986 | 71 |
| 1987 | 69 |
| 1988 | 110 |
| 1989 | 73 |
| 1990 | 107 |
| 1991 | 138 |
| 1992 | 143 |
| 1993 | 122 |
| 1994 | 141 |
| 1995 | 143 |
| 1996 | 166 |
| 1997 | 151 |
| 1998 | 165 |
| 1999 | 155 |
| 2000 | 178 |
| 2001 | 191 |
| 2002 | 148 |
| 2003 | 208 |
| 2004 | 232 |
| 2005 | 268 |
| 2006 | 253 |
| 2007 | 256 |
| 2008 | 284 |
| 2009 | 368 |
| 2010 | 364 |
| 2011 | 427 |
| 2012 | 427 |
| 2013 | 455 |
| 2014 | 468 |
| 2015 | 487 |
| 2016 | 525 |
| 2017 | 531 |
| 2018 | 611 |
| 2019 | 603 |
| 2020 | 706 |
| 2021 | 730 |
| 2022 | 752 |
| 2023 | 740 |
| 2024 | 636 |
| 2025 | 719 |
| 2026 | 14 |