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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1838 | 1 |
| 1841 | 1 |
| 1842 | 1 |
| 1855 | 1 |
| 1861 | 1 |
| 1879 | 1 |
| 1880 | 1 |
| 1883 | 1 |
| 1885 | 1 |
| 1887 | 1 |
| 1901 | 1 |
| 1909 | 1 |
| 1910 | 1 |
| 1911 | 1 |
| 1912 | 3 |
| 1913 | 2 |
| 1914 | 2 |
| 1917 | 2 |
| 1918 | 1 |
| 1920 | 2 |
| 1921 | 1 |
| 1922 | 1 |
| 1923 | 2 |
| 1925 | 3 |
| 1926 | 3 |
| 1927 | 7 |
| 1928 | 8 |
| 1929 | 5 |
| 1930 | 6 |
| 1931 | 3 |
| 1932 | 4 |
| 1933 | 4 |
| 1934 | 1 |
| 1935 | 3 |
| 1936 | 1 |
| 1937 | 2 |
| 1938 | 3 |
| 1939 | 2 |
| 1940 | 1 |
| 1944 | 1 |
| 1945 | 15 |
| 1946 | 48 |
| 1947 | 69 |
| 1948 | 120 |
| 1949 | 106 |
| 1950 | 157 |
| 1951 | 210 |
| 1952 | 178 |
| 1953 | 217 |
| 1954 | 219 |
| 1955 | 238 |
| 1956 | 198 |
| 1957 | 179 |
| 1958 | 219 |
| 1959 | 145 |
| 1960 | 88 |
| 1961 | 106 |
| 1962 | 95 |
| 1963 | 104 |
| 1964 | 82 |
| 1965 | 246 |
| 1966 | 349 |
| 1967 | 455 |
| 1968 | 432 |
| 1969 | 439 |
| 1970 | 474 |
| 1971 | 515 |
| 1972 | 482 |
| 1973 | 510 |
| 1974 | 522 |
| 1975 | 564 |
| 1976 | 554 |
| 1977 | 608 |
| 1978 | 630 |
| 1979 | 624 |
| 1980 | 623 |
| 1981 | 688 |
| 1982 | 682 |
| 1983 | 745 |
| 1984 | 805 |
| 1985 | 841 |
| 1986 | 909 |
| 1987 | 1026 |
| 1988 | 985 |
| 1989 | 1107 |
| 1990 | 1165 |
| 1991 | 1145 |
| 1992 | 1073 |
| 1993 | 1187 |
| 1994 | 1335 |
| 1995 | 1329 |
| 1996 | 1472 |
| 1997 | 1478 |
| 1998 | 1699 |
| 1999 | 1620 |
| 2000 | 1913 |
| 2001 | 1934 |
| 2002 | 2028 |
| 2003 | 2128 |
| 2004 | 2115 |
| 2005 | 2304 |
| 2006 | 2456 |
| 2007 | 2651 |
| 2008 | 2852 |
| 2009 | 2936 |
| 2010 | 3282 |
| 2011 | 3509 |
| 2012 | 3816 |
| 2013 | 3990 |
| 2014 | 3974 |
| 2015 | 4121 |
| 2016 | 4176 |
| 2017 | 4163 |
| 2018 | 4352 |
| 2019 | 4297 |
| 2020 | 4711 |
| 2021 | 5169 |
| 2022 | 4952 |
| 2023 | 4827 |
| 2024 | 1610 |