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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1841 | 1 |
| 1872 | 2 |
| 1878 | 1 |
| 1883 | 1 |
| 1884 | 1 |
| 1887 | 1 |
| 1888 | 1 |
| 1895 | 1 |
| 1896 | 1 |
| 1897 | 1 |
| 1901 | 1 |
| 1906 | 1 |
| 1910 | 1 |
| 1912 | 1 |
| 1915 | 1 |
| 1921 | 2 |
| 1923 | 2 |
| 1924 | 4 |
| 1926 | 1 |
| 1927 | 1 |
| 1928 | 1 |
| 1929 | 2 |
| 1930 | 1 |
| 1932 | 2 |
| 1933 | 2 |
| 1934 | 1 |
| 1935 | 2 |
| 1937 | 1 |
| 1939 | 3 |
| 1940 | 2 |
| 1941 | 3 |
| 1943 | 2 |
| 1944 | 2 |
| 1945 | 1 |
| 1946 | 1 |
| 1947 | 2 |
| 1948 | 3 |
| 1949 | 3 |
| 1950 | 1 |
| 1951 | 2 |
| 1952 | 6 |
| 1953 | 2 |
| 1954 | 2 |
| 1955 | 3 |
| 1956 | 1 |
| 1957 | 2 |
| 1958 | 4 |
| 1959 | 2 |
| 1960 | 3 |
| 1961 | 6 |
| 1962 | 5 |
| 1963 | 6 |
| 1964 | 8 |
| 1965 | 14 |
| 1966 | 15 |
| 1967 | 23 |
| 1968 | 14 |
| 1969 | 19 |
| 1970 | 15 |
| 1971 | 23 |
| 1972 | 16 |
| 1973 | 14 |
| 1974 | 6 |
| 1975 | 16 |
| 1976 | 25 |
| 1977 | 16 |
| 1978 | 19 |
| 1979 | 24 |
| 1980 | 25 |
| 1981 | 35 |
| 1982 | 36 |
| 1983 | 39 |
| 1984 | 29 |
| 1985 | 34 |
| 1986 | 50 |
| 1987 | 211 |
| 1988 | 449 |
| 1989 | 450 |
| 1990 | 550 |
| 1991 | 599 |
| 1992 | 635 |
| 1993 | 650 |
| 1994 | 667 |
| 1995 | 689 |
| 1996 | 729 |
| 1997 | 744 |
| 1998 | 741 |
| 1999 | 817 |
| 2000 | 938 |
| 2001 | 999 |
| 2002 | 943 |
| 2003 | 1058 |
| 2004 | 1122 |
| 2005 | 1159 |
| 2006 | 1366 |
| 2007 | 1399 |
| 2008 | 1523 |
| 2009 | 1584 |
| 2010 | 1812 |
| 2011 | 2030 |
| 2012 | 2234 |
| 2013 | 2566 |
| 2014 | 3628 |
| 2015 | 4696 |
| 2016 | 5246 |
| 2017 | 5226 |
| 2018 | 5428 |
| 2019 | 5535 |
| 2020 | 6239 |
| 2021 | 6738 |
| 2022 | 6409 |
| 2023 | 5926 |
| 2024 | 2149 |