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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1841 | 1 |
| 1842 | 1 |
| 1845 | 5 |
| 1847 | 3 |
| 1848 | 1 |
| 1849 | 1 |
| 1852 | 1 |
| 1857 | 2 |
| 1858 | 1 |
| 1859 | 1 |
| 1860 | 1 |
| 1861 | 2 |
| 1862 | 4 |
| 1863 | 4 |
| 1864 | 13 |
| 1865 | 3 |
| 1866 | 3 |
| 1867 | 1 |
| 1868 | 3 |
| 1869 | 1 |
| 1870 | 1 |
| 1871 | 1 |
| 1872 | 2 |
| 1873 | 1 |
| 1874 | 1 |
| 1876 | 2 |
| 1877 | 1 |
| 1879 | 4 |
| 1880 | 3 |
| 1881 | 3 |
| 1882 | 1 |
| 1883 | 2 |
| 1884 | 3 |
| 1885 | 4 |
| 1886 | 2 |
| 1887 | 5 |
| 1888 | 3 |
| 1890 | 4 |
| 1892 | 2 |
| 1893 | 2 |
| 1894 | 1 |
| 1895 | 2 |
| 1896 | 2 |
| 1897 | 2 |
| 1899 | 1 |
| 1900 | 1 |
| 1902 | 1 |
| 1905 | 1 |
| 1906 | 2 |
| 1907 | 4 |
| 1909 | 1 |
| 1912 | 1 |
| 1913 | 2 |
| 1914 | 5 |
| 1915 | 4 |
| 1916 | 3 |
| 1917 | 2 |
| 1918 | 1 |
| 1919 | 4 |
| 1921 | 2 |
| 1922 | 3 |
| 1923 | 1 |
| 1924 | 2 |
| 1925 | 3 |
| 1927 | 5 |
| 1928 | 5 |
| 1929 | 14 |
| 1930 | 12 |
| 1931 | 9 |
| 1932 | 4 |
| 1933 | 6 |
| 1934 | 6 |
| 1935 | 7 |
| 1936 | 12 |
| 1937 | 9 |
| 1938 | 13 |
| 1939 | 15 |
| 1940 | 12 |
| 1941 | 8 |
| 1942 | 5 |
| 1943 | 6 |
| 1944 | 2 |
| 1945 | 5 |
| 1946 | 17 |
| 1947 | 33 |
| 1948 | 31 |
| 1949 | 15 |
| 1950 | 33 |
| 1951 | 34 |
| 1952 | 30 |
| 1953 | 49 |
| 1954 | 36 |
| 1955 | 42 |
| 1956 | 35 |
| 1957 | 33 |
| 1958 | 35 |
| 1959 | 39 |
| 1960 | 39 |
| 1961 | 46 |
| 1962 | 46 |
| 1963 | 55 |
| 1964 | 82 |
| 1965 | 138 |
| 1966 | 749 |
| 1967 | 624 |
| 1968 | 384 |
| 1969 | 242 |
| 1970 | 659 |
| 1971 | 544 |
| 1972 | 372 |
| 1973 | 309 |
| 1974 | 448 |
| 1975 | 442 |
| 1976 | 611 |
| 1977 | 706 |
| 1978 | 941 |
| 1979 | 1010 |
| 1980 | 1147 |
| 1981 | 1163 |
| 1982 | 1493 |
| 1983 | 1634 |
| 1984 | 1635 |
| 1985 | 1788 |
| 1986 | 1946 |
| 1987 | 2134 |
| 1988 | 2170 |
| 1989 | 2680 |
| 1990 | 3093 |
| 1991 | 3380 |
| 1992 | 3653 |
| 1993 | 4193 |
| 1994 | 9515 |
| 1995 | 112267 |
| 1996 | 131021 |
| 1997 | 134271 |
| 1998 | 136186 |
| 1999 | 139070 |
| 2000 | 150663 |
| 2001 | 155399 |
| 2002 | 160090 |
| 2003 | 168349 |
| 2004 | 180313 |
| 2005 | 192501 |
| 2006 | 202602 |
| 2007 | 206481 |
| 2008 | 214685 |
| 2009 | 218586 |
| 2010 | 228019 |
| 2011 | 237550 |
| 2012 | 243325 |
| 2013 | 214981 |
| 2014 | 175353 |
| 2015 | 197282 |
| 2016 | 213595 |
| 2017 | 217825 |
| 2018 | 220929 |
| 2019 | 225764 |
| 2020 | 276160 |
| 2021 | 310520 |
| 2022 | 297237 |
| 2023 | 287318 |
| 2024 | 110821 |
| 2025 | 1 |