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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1844 | 2 |
| 1845 | 1 |
| 1851 | 1 |
| 1858 | 1 |
| 1860 | 1 |
| 1866 | 1 |
| 1868 | 1 |
| 1869 | 1 |
| 1883 | 2 |
| 1884 | 1 |
| 1887 | 1 |
| 1890 | 1 |
| 1893 | 1 |
| 1895 | 1 |
| 1904 | 2 |
| 1909 | 1 |
| 1917 | 3 |
| 1918 | 2 |
| 1919 | 1 |
| 1920 | 2 |
| 1921 | 3 |
| 1922 | 6 |
| 1923 | 1 |
| 1926 | 9 |
| 1927 | 1 |
| 1928 | 3 |
| 1930 | 1 |
| 1932 | 2 |
| 1935 | 3 |
| 1937 | 1 |
| 1938 | 1 |
| 1939 | 3 |
| 1941 | 4 |
| 1943 | 1 |
| 1944 | 4 |
| 1945 | 30 |
| 1946 | 127 |
| 1947 | 176 |
| 1948 | 235 |
| 1949 | 146 |
| 1950 | 470 |
| 1951 | 335 |
| 1952 | 254 |
| 1953 | 276 |
| 1954 | 271 |
| 1955 | 355 |
| 1956 | 291 |
| 1957 | 298 |
| 1958 | 305 |
| 1959 | 302 |
| 1960 | 307 |
| 1961 | 374 |
| 1962 | 418 |
| 1963 | 492 |
| 1964 | 647 |
| 1965 | 571 |
| 1966 | 472 |
| 1967 | 446 |
| 1968 | 485 |
| 1969 | 523 |
| 1970 | 544 |
| 1971 | 476 |
| 1972 | 456 |
| 1973 | 484 |
| 1974 | 537 |
| 1975 | 646 |
| 1976 | 709 |
| 1977 | 682 |
| 1978 | 738 |
| 1979 | 777 |
| 1980 | 661 |
| 1981 | 622 |
| 1982 | 682 |
| 1983 | 715 |
| 1984 | 754 |
| 1985 | 789 |
| 1986 | 773 |
| 1987 | 956 |
| 1988 | 1387 |
| 1989 | 1473 |
| 1990 | 1456 |
| 1991 | 1400 |
| 1992 | 1365 |
| 1993 | 1517 |
| 1994 | 1615 |
| 1995 | 1713 |
| 1996 | 1789 |
| 1997 | 1939 |
| 1998 | 2442 |
| 1999 | 2537 |
| 2000 | 2679 |
| 2001 | 2858 |
| 2002 | 2871 |
| 2003 | 3148 |
| 2004 | 3430 |
| 2005 | 3843 |
| 2006 | 4285 |
| 2007 | 4744 |
| 2008 | 5869 |
| 2009 | 6457 |
| 2010 | 6625 |
| 2011 | 6931 |
| 2012 | 7634 |
| 2013 | 8551 |
| 2014 | 9858 |
| 2015 | 10810 |
| 2016 | 11281 |
| 2017 | 11771 |
| 2018 | 12122 |
| 2019 | 13216 |
| 2020 | 15626 |
| 2021 | 17164 |
| 2022 | 16611 |
| 2023 | 16233 |
| 2024 | 17642 |
| 2025 | 18486 |
| 2026 | 6442 |