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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1830 | 1 |
| 1843 | 2 |
| 1844 | 1 |
| 1847 | 6 |
| 1848 | 2 |
| 1850 | 1 |
| 1851 | 1 |
| 1852 | 2 |
| 1856 | 2 |
| 1858 | 3 |
| 1860 | 1 |
| 1861 | 1 |
| 1864 | 1 |
| 1869 | 1 |
| 1873 | 1 |
| 1874 | 2 |
| 1878 | 1 |
| 1881 | 8 |
| 1882 | 4 |
| 1883 | 2 |
| 1888 | 2 |
| 1889 | 2 |
| 1890 | 1 |
| 1893 | 1 |
| 1894 | 3 |
| 1895 | 1 |
| 1896 | 2 |
| 1897 | 1 |
| 1898 | 1 |
| 1899 | 2 |
| 1900 | 2 |
| 1901 | 1 |
| 1903 | 7 |
| 1905 | 1 |
| 1907 | 1 |
| 1908 | 1 |
| 1909 | 1 |
| 1910 | 3 |
| 1913 | 1 |
| 1914 | 1 |
| 1915 | 2 |
| 1916 | 1 |
| 1917 | 1 |
| 1918 | 1 |
| 1922 | 2 |
| 1923 | 1 |
| 1925 | 1 |
| 1927 | 1 |
| 1929 | 2 |
| 1932 | 1 |
| 1935 | 1 |
| 1936 | 2 |
| 1939 | 1 |
| 1944 | 1 |
| 1945 | 4 |
| 1946 | 19 |
| 1947 | 18 |
| 1948 | 19 |
| 1949 | 28 |
| 1950 | 41 |
| 1951 | 60 |
| 1952 | 84 |
| 1953 | 89 |
| 1954 | 86 |
| 1955 | 79 |
| 1956 | 49 |
| 1957 | 68 |
| 1958 | 81 |
| 1959 | 54 |
| 1960 | 52 |
| 1961 | 58 |
| 1962 | 61 |
| 1963 | 109 |
| 1964 | 157 |
| 1965 | 154 |
| 1966 | 175 |
| 1967 | 261 |
| 1968 | 419 |
| 1969 | 370 |
| 1970 | 395 |
| 1971 | 381 |
| 1972 | 400 |
| 1973 | 563 |
| 1974 | 551 |
| 1975 | 632 |
| 1976 | 509 |
| 1977 | 537 |
| 1978 | 585 |
| 1979 | 666 |
| 1980 | 652 |
| 1981 | 624 |
| 1982 | 652 |
| 1983 | 802 |
| 1984 | 856 |
| 1985 | 900 |
| 1986 | 986 |
| 1987 | 999 |
| 1988 | 1130 |
| 1989 | 1430 |
| 1990 | 1556 |
| 1991 | 1571 |
| 1992 | 1792 |
| 1993 | 1975 |
| 1994 | 2032 |
| 1995 | 1973 |
| 1996 | 2003 |
| 1997 | 2193 |
| 1998 | 2243 |
| 1999 | 2256 |
| 2000 | 2480 |
| 2001 | 2427 |
| 2002 | 2161 |
| 2003 | 2063 |
| 2004 | 2166 |
| 2005 | 2180 |
| 2006 | 2133 |
| 2007 | 2203 |
| 2008 | 2379 |
| 2009 | 2403 |
| 2010 | 2456 |
| 2011 | 2464 |
| 2012 | 2650 |
| 2013 | 2947 |
| 2014 | 3566 |
| 2015 | 4100 |
| 2016 | 4603 |
| 2017 | 10730 |
| 2018 | 18333 |
| 2019 | 11423 |
| 2020 | 6909 |
| 2021 | 6710 |
| 2022 | 6578 |
| 2023 | 6258 |
| 2024 | 13172 |
| 2025 | 35 |
| 2026 | 2 |