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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1814 | 1 |
| 1835 | 1 |
| 1854 | 1 |
| 1855 | 1 |
| 1857 | 1 |
| 1859 | 1 |
| 1866 | 1 |
| 1871 | 4 |
| 1872 | 6 |
| 1873 | 1 |
| 1874 | 1 |
| 1880 | 2 |
| 1881 | 3 |
| 1882 | 1 |
| 1887 | 6 |
| 1889 | 1 |
| 1891 | 1 |
| 1892 | 3 |
| 1893 | 2 |
| 1899 | 1 |
| 1900 | 1 |
| 1903 | 1 |
| 1904 | 1 |
| 1905 | 1 |
| 1907 | 4 |
| 1908 | 1 |
| 1909 | 1 |
| 1913 | 2 |
| 1915 | 3 |
| 1917 | 1 |
| 1923 | 1 |
| 1924 | 1 |
| 1927 | 2 |
| 1928 | 1 |
| 1933 | 2 |
| 1937 | 1 |
| 1938 | 1 |
| 1941 | 1 |
| 1942 | 3 |
| 1944 | 1 |
| 1946 | 5 |
| 1947 | 5 |
| 1948 | 7 |
| 1949 | 4 |
| 1950 | 11 |
| 1951 | 11 |
| 1952 | 16 |
| 1953 | 14 |
| 1954 | 18 |
| 1955 | 15 |
| 1956 | 13 |
| 1957 | 8 |
| 1958 | 12 |
| 1959 | 13 |
| 1960 | 10 |
| 1961 | 14 |
| 1962 | 20 |
| 1963 | 17 |
| 1964 | 22 |
| 1965 | 17 |
| 1966 | 18 |
| 1967 | 10 |
| 1968 | 17 |
| 1969 | 12 |
| 1970 | 13 |
| 1971 | 7 |
| 1972 | 19 |
| 1973 | 15 |
| 1974 | 12 |
| 1975 | 37 |
| 1976 | 56 |
| 1977 | 46 |
| 1978 | 74 |
| 1979 | 86 |
| 1980 | 93 |
| 1981 | 81 |
| 1982 | 98 |
| 1983 | 96 |
| 1984 | 120 |
| 1985 | 121 |
| 1986 | 151 |
| 1987 | 134 |
| 1988 | 179 |
| 1989 | 233 |
| 1990 | 250 |
| 1991 | 258 |
| 1992 | 318 |
| 1993 | 329 |
| 1994 | 360 |
| 1995 | 380 |
| 1996 | 383 |
| 1997 | 416 |
| 1998 | 394 |
| 1999 | 489 |
| 2000 | 482 |
| 2001 | 516 |
| 2002 | 538 |
| 2003 | 625 |
| 2004 | 691 |
| 2005 | 836 |
| 2006 | 886 |
| 2007 | 1064 |
| 2008 | 1103 |
| 2009 | 1183 |
| 2010 | 1336 |
| 2011 | 1557 |
| 2012 | 1684 |
| 2013 | 1783 |
| 2014 | 1924 |
| 2015 | 2082 |
| 2016 | 2300 |
| 2017 | 2334 |
| 2018 | 2431 |
| 2019 | 2582 |
| 2020 | 3081 |
| 2021 | 3652 |
| 2022 | 3671 |
| 2023 | 3344 |
| 2024 | 2654 |
| 2025 | 3 |