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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1830 | 2 |
| 1834 | 1 |
| 1844 | 1 |
| 1867 | 1 |
| 1871 | 1 |
| 1873 | 1 |
| 1874 | 1 |
| 1875 | 1 |
| 1876 | 1 |
| 1878 | 3 |
| 1879 | 2 |
| 1880 | 1 |
| 1881 | 3 |
| 1882 | 2 |
| 1883 | 2 |
| 1884 | 1 |
| 1885 | 1 |
| 1886 | 1 |
| 1887 | 2 |
| 1889 | 1 |
| 1890 | 1 |
| 1891 | 1 |
| 1892 | 4 |
| 1893 | 2 |
| 1894 | 1 |
| 1895 | 2 |
| 1896 | 4 |
| 1897 | 1 |
| 1898 | 2 |
| 1900 | 3 |
| 1901 | 3 |
| 1902 | 2 |
| 1903 | 2 |
| 1904 | 1 |
| 1905 | 3 |
| 1906 | 3 |
| 1908 | 1 |
| 1909 | 1 |
| 1910 | 1 |
| 1911 | 2 |
| 1912 | 1 |
| 1913 | 3 |
| 1914 | 9 |
| 1915 | 5 |
| 1916 | 1 |
| 1917 | 7 |
| 1918 | 7 |
| 1919 | 3 |
| 1920 | 3 |
| 1921 | 4 |
| 1922 | 7 |
| 1923 | 5 |
| 1924 | 8 |
| 1925 | 6 |
| 1926 | 6 |
| 1927 | 3 |
| 1928 | 5 |
| 1929 | 3 |
| 1930 | 5 |
| 1931 | 4 |
| 1932 | 9 |
| 1933 | 8 |
| 1934 | 5 |
| 1935 | 5 |
| 1936 | 9 |
| 1937 | 12 |
| 1938 | 2 |
| 1939 | 5 |
| 1940 | 4 |
| 1941 | 3 |
| 1942 | 1 |
| 1943 | 7 |
| 1944 | 2 |
| 1945 | 6 |
| 1946 | 33 |
| 1947 | 33 |
| 1948 | 45 |
| 1949 | 49 |
| 1950 | 61 |
| 1951 | 55 |
| 1952 | 64 |
| 1953 | 63 |
| 1954 | 83 |
| 1955 | 92 |
| 1956 | 110 |
| 1957 | 84 |
| 1958 | 76 |
| 1959 | 80 |
| 1960 | 72 |
| 1961 | 116 |
| 1962 | 108 |
| 1963 | 143 |
| 1964 | 246 |
| 1965 | 179 |
| 1966 | 213 |
| 1967 | 259 |
| 1968 | 307 |
| 1969 | 356 |
| 1970 | 345 |
| 1971 | 376 |
| 1972 | 426 |
| 1973 | 381 |
| 1974 | 387 |
| 1975 | 464 |
| 1976 | 407 |
| 1977 | 430 |
| 1978 | 422 |
| 1979 | 519 |
| 1980 | 510 |
| 1981 | 491 |
| 1982 | 555 |
| 1983 | 552 |
| 1984 | 514 |
| 1985 | 569 |
| 1986 | 602 |
| 1987 | 599 |
| 1988 | 636 |
| 1989 | 681 |
| 1990 | 729 |
| 1991 | 657 |
| 1992 | 739 |
| 1993 | 748 |
| 1994 | 762 |
| 1995 | 736 |
| 1996 | 810 |
| 1997 | 804 |
| 1998 | 902 |
| 1999 | 869 |
| 2000 | 940 |
| 2001 | 932 |
| 2002 | 979 |
| 2003 | 1025 |
| 2004 | 1116 |
| 2005 | 1197 |
| 2006 | 1391 |
| 2007 | 1401 |
| 2008 | 1489 |
| 2009 | 1482 |
| 2010 | 1422 |
| 2011 | 1534 |
| 2012 | 1613 |
| 2013 | 1771 |
| 2014 | 1897 |
| 2015 | 2132 |
| 2016 | 2306 |
| 2017 | 2324 |
| 2018 | 2409 |
| 2019 | 2486 |
| 2020 | 2885 |
| 2021 | 3097 |
| 2022 | 3064 |
| 2023 | 2791 |
| 2024 | 2681 |
| 2025 | 215 |