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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1831 | 1 |
| 1844 | 1 |
| 1867 | 2 |
| 1885 | 1 |
| 1890 | 1 |
| 1896 | 1 |
| 1899 | 1 |
| 1900 | 3 |
| 1905 | 2 |
| 1906 | 2 |
| 1907 | 3 |
| 1908 | 1 |
| 1909 | 4 |
| 1910 | 2 |
| 1912 | 2 |
| 1913 | 2 |
| 1914 | 1 |
| 1915 | 1 |
| 1916 | 2 |
| 1917 | 2 |
| 1918 | 4 |
| 1920 | 8 |
| 1921 | 2 |
| 1922 | 2 |
| 1923 | 3 |
| 1924 | 4 |
| 1925 | 4 |
| 1926 | 1 |
| 1927 | 3 |
| 1928 | 3 |
| 1930 | 2 |
| 1931 | 1 |
| 1932 | 4 |
| 1933 | 7 |
| 1934 | 10 |
| 1935 | 7 |
| 1936 | 4 |
| 1937 | 12 |
| 1938 | 4 |
| 1939 | 6 |
| 1940 | 8 |
| 1941 | 7 |
| 1942 | 9 |
| 1943 | 3 |
| 1944 | 2 |
| 1945 | 18 |
| 1946 | 47 |
| 1947 | 58 |
| 1948 | 56 |
| 1949 | 46 |
| 1950 | 63 |
| 1951 | 65 |
| 1952 | 68 |
| 1953 | 89 |
| 1954 | 102 |
| 1955 | 127 |
| 1956 | 105 |
| 1957 | 113 |
| 1958 | 141 |
| 1959 | 150 |
| 1960 | 180 |
| 1961 | 168 |
| 1962 | 229 |
| 1963 | 476 |
| 1964 | 828 |
| 1965 | 700 |
| 1966 | 827 |
| 1967 | 1140 |
| 1968 | 1382 |
| 1969 | 1751 |
| 1970 | 1692 |
| 1971 | 1948 |
| 1972 | 2146 |
| 1973 | 2224 |
| 1974 | 2365 |
| 1975 | 2288 |
| 1976 | 2128 |
| 1977 | 1889 |
| 1978 | 1655 |
| 1979 | 1638 |
| 1980 | 1661 |
| 1981 | 1613 |
| 1982 | 1505 |
| 1983 | 1537 |
| 1984 | 1638 |
| 1985 | 1829 |
| 1986 | 1729 |
| 1987 | 1647 |
| 1988 | 1757 |
| 1989 | 1840 |
| 1990 | 1886 |
| 1991 | 1800 |
| 1992 | 1786 |
| 1993 | 1763 |
| 1994 | 1695 |
| 1995 | 1789 |
| 1996 | 1686 |
| 1997 | 1636 |
| 1998 | 1669 |
| 1999 | 1649 |
| 2000 | 1844 |
| 2001 | 1760 |
| 2002 | 1870 |
| 2003 | 1927 |
| 2004 | 1953 |
| 2005 | 2068 |
| 2006 | 2123 |
| 2007 | 2083 |
| 2008 | 2194 |
| 2009 | 2203 |
| 2010 | 2312 |
| 2011 | 2569 |
| 2012 | 2673 |
| 2013 | 2885 |
| 2014 | 2831 |
| 2015 | 2963 |
| 2016 | 3005 |
| 2017 | 2966 |
| 2018 | 3257 |
| 2019 | 3500 |
| 2020 | 3829 |
| 2021 | 4038 |
| 2022 | 4162 |
| 2023 | 4098 |
| 2024 | 4440 |
| 2025 | 4671 |
| 2026 | 2801 |