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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1831 | 1 |
| 1833 | 1 |
| 1841 | 1 |
| 1843 | 1 |
| 1851 | 1 |
| 1852 | 1 |
| 1857 | 1 |
| 1859 | 1 |
| 1864 | 1 |
| 1865 | 2 |
| 1874 | 1 |
| 1883 | 1 |
| 1887 | 3 |
| 1888 | 1 |
| 1892 | 1 |
| 1893 | 1 |
| 1906 | 1 |
| 1909 | 2 |
| 1911 | 2 |
| 1912 | 2 |
| 1917 | 1 |
| 1919 | 2 |
| 1920 | 2 |
| 1923 | 1 |
| 1924 | 1 |
| 1925 | 4 |
| 1926 | 3 |
| 1927 | 2 |
| 1928 | 1 |
| 1929 | 1 |
| 1930 | 1 |
| 1931 | 3 |
| 1932 | 1 |
| 1933 | 2 |
| 1934 | 1 |
| 1935 | 2 |
| 1936 | 3 |
| 1938 | 2 |
| 1939 | 2 |
| 1940 | 2 |
| 1941 | 1 |
| 1943 | 2 |
| 1945 | 3 |
| 1946 | 21 |
| 1947 | 24 |
| 1948 | 21 |
| 1949 | 14 |
| 1950 | 15 |
| 1951 | 20 |
| 1952 | 17 |
| 1953 | 25 |
| 1954 | 23 |
| 1955 | 28 |
| 1956 | 17 |
| 1957 | 29 |
| 1958 | 16 |
| 1959 | 19 |
| 1960 | 19 |
| 1961 | 33 |
| 1962 | 21 |
| 1963 | 25 |
| 1964 | 33 |
| 1965 | 38 |
| 1966 | 37 |
| 1967 | 45 |
| 1968 | 63 |
| 1969 | 60 |
| 1970 | 48 |
| 1971 | 64 |
| 1972 | 76 |
| 1973 | 64 |
| 1974 | 87 |
| 1975 | 80 |
| 1976 | 98 |
| 1977 | 108 |
| 1978 | 120 |
| 1979 | 94 |
| 1980 | 130 |
| 1981 | 129 |
| 1982 | 126 |
| 1983 | 124 |
| 1984 | 160 |
| 1985 | 137 |
| 1986 | 164 |
| 1987 | 156 |
| 1988 | 181 |
| 1989 | 194 |
| 1990 | 200 |
| 1991 | 169 |
| 1992 | 208 |
| 1993 | 202 |
| 1994 | 195 |
| 1995 | 228 |
| 1996 | 208 |
| 1997 | 218 |
| 1998 | 207 |
| 1999 | 250 |
| 2000 | 260 |
| 2001 | 228 |
| 2002 | 259 |
| 2003 | 275 |
| 2004 | 301 |
| 2005 | 322 |
| 2006 | 349 |
| 2007 | 365 |
| 2008 | 380 |
| 2009 | 384 |
| 2010 | 439 |
| 2011 | 494 |
| 2012 | 488 |
| 2013 | 569 |
| 2014 | 542 |
| 2015 | 644 |
| 2016 | 655 |
| 2017 | 722 |
| 2018 | 730 |
| 2019 | 689 |
| 2020 | 799 |
| 2021 | 828 |
| 2022 | 833 |
| 2023 | 787 |
| 2024 | 351 |