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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1797 | 1 |
| 1816 | 1 |
| 1829 | 1 |
| 1832 | 1 |
| 1835 | 1 |
| 1846 | 1 |
| 1847 | 2 |
| 1848 | 1 |
| 1853 | 1 |
| 1855 | 1 |
| 1857 | 1 |
| 1865 | 1 |
| 1879 | 1 |
| 1886 | 1 |
| 1888 | 1 |
| 1890 | 1 |
| 1892 | 1 |
| 1894 | 1 |
| 1895 | 1 |
| 1896 | 1 |
| 1897 | 3 |
| 1901 | 3 |
| 1902 | 12 |
| 1903 | 13 |
| 1904 | 8 |
| 1905 | 1 |
| 1906 | 3 |
| 1907 | 2 |
| 1908 | 5 |
| 1909 | 2 |
| 1910 | 5 |
| 1911 | 2 |
| 1912 | 1 |
| 1913 | 5 |
| 1914 | 1 |
| 1915 | 3 |
| 1916 | 4 |
| 1917 | 3 |
| 1918 | 3 |
| 1919 | 2 |
| 1920 | 4 |
| 1921 | 3 |
| 1922 | 1 |
| 1923 | 2 |
| 1924 | 1 |
| 1925 | 2 |
| 1926 | 3 |
| 1927 | 6 |
| 1928 | 1 |
| 1929 | 2 |
| 1930 | 5 |
| 1931 | 3 |
| 1932 | 3 |
| 1933 | 7 |
| 1934 | 4 |
| 1935 | 5 |
| 1936 | 5 |
| 1937 | 2 |
| 1938 | 3 |
| 1939 | 2 |
| 1940 | 4 |
| 1942 | 1 |
| 1943 | 1 |
| 1944 | 2 |
| 1945 | 5 |
| 1946 | 15 |
| 1947 | 23 |
| 1948 | 31 |
| 1949 | 26 |
| 1950 | 34 |
| 1951 | 36 |
| 1952 | 26 |
| 1953 | 31 |
| 1954 | 42 |
| 1955 | 42 |
| 1956 | 39 |
| 1957 | 35 |
| 1958 | 46 |
| 1959 | 36 |
| 1960 | 26 |
| 1961 | 40 |
| 1962 | 43 |
| 1963 | 48 |
| 1964 | 50 |
| 1965 | 60 |
| 1966 | 77 |
| 1967 | 61 |
| 1968 | 89 |
| 1969 | 78 |
| 1970 | 109 |
| 1971 | 106 |
| 1972 | 89 |
| 1973 | 104 |
| 1974 | 128 |
| 1975 | 153 |
| 1976 | 151 |
| 1977 | 160 |
| 1978 | 165 |
| 1979 | 178 |
| 1980 | 157 |
| 1981 | 149 |
| 1982 | 161 |
| 1983 | 187 |
| 1984 | 174 |
| 1985 | 199 |
| 1986 | 214 |
| 1987 | 230 |
| 1988 | 267 |
| 1989 | 283 |
| 1990 | 303 |
| 1991 | 350 |
| 1992 | 298 |
| 1993 | 290 |
| 1994 | 301 |
| 1995 | 310 |
| 1996 | 356 |
| 1997 | 343 |
| 1998 | 390 |
| 1999 | 430 |
| 2000 | 469 |
| 2001 | 538 |
| 2002 | 668 |
| 2003 | 637 |
| 2004 | 730 |
| 2005 | 792 |
| 2006 | 840 |
| 2007 | 891 |
| 2008 | 966 |
| 2009 | 995 |
| 2010 | 1073 |
| 2011 | 1179 |
| 2012 | 1329 |
| 2013 | 1346 |
| 2014 | 1573 |
| 2015 | 1979 |
| 2016 | 2029 |
| 2017 | 1966 |
| 2018 | 2046 |
| 2019 | 2069 |
| 2020 | 2226 |
| 2021 | 2260 |
| 2022 | 2213 |
| 2023 | 2332 |
| 2024 | 2403 |
| 2025 | 2214 |
| 2026 | 3 |