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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1802 | 1 |
| 1812 | 2 |
| 1814 | 1 |
| 1845 | 1 |
| 1847 | 1 |
| 1848 | 2 |
| 1849 | 1 |
| 1850 | 1 |
| 1851 | 2 |
| 1852 | 2 |
| 1853 | 9 |
| 1854 | 3 |
| 1856 | 1 |
| 1859 | 4 |
| 1860 | 6 |
| 1861 | 2 |
| 1869 | 1 |
| 1870 | 1 |
| 1876 | 4 |
| 1878 | 2 |
| 1879 | 1 |
| 1880 | 1 |
| 1884 | 1 |
| 1895 | 1 |
| 1901 | 1 |
| 1902 | 1 |
| 1907 | 1 |
| 1926 | 1 |
| 1928 | 3 |
| 1929 | 2 |
| 1930 | 3 |
| 1931 | 1 |
| 1932 | 1 |
| 1933 | 1 |
| 1934 | 3 |
| 1935 | 3 |
| 1937 | 1 |
| 1940 | 1 |
| 1941 | 1 |
| 1944 | 1 |
| 1945 | 16 |
| 1946 | 14 |
| 1947 | 41 |
| 1948 | 70 |
| 1949 | 59 |
| 1950 | 77 |
| 1951 | 111 |
| 1952 | 103 |
| 1953 | 126 |
| 1954 | 122 |
| 1955 | 116 |
| 1956 | 99 |
| 1957 | 127 |
| 1958 | 110 |
| 1959 | 129 |
| 1960 | 98 |
| 1961 | 91 |
| 1962 | 141 |
| 1963 | 142 |
| 1964 | 178 |
| 1965 | 190 |
| 1966 | 182 |
| 1967 | 152 |
| 1968 | 159 |
| 1969 | 139 |
| 1970 | 144 |
| 1971 | 167 |
| 1972 | 136 |
| 1973 | 131 |
| 1974 | 129 |
| 1975 | 136 |
| 1976 | 120 |
| 1977 | 164 |
| 1978 | 184 |
| 1979 | 197 |
| 1980 | 180 |
| 1981 | 191 |
| 1982 | 208 |
| 1983 | 207 |
| 1984 | 220 |
| 1985 | 255 |
| 1986 | 262 |
| 1987 | 358 |
| 1988 | 434 |
| 1989 | 461 |
| 1990 | 570 |
| 1991 | 550 |
| 1992 | 570 |
| 1993 | 593 |
| 1994 | 594 |
| 1995 | 646 |
| 1996 | 691 |
| 1997 | 730 |
| 1998 | 790 |
| 1999 | 819 |
| 2000 | 888 |
| 2001 | 1004 |
| 2002 | 979 |
| 2003 | 1085 |
| 2004 | 1109 |
| 2005 | 1299 |
| 2006 | 1298 |
| 2007 | 1197 |
| 2008 | 1282 |
| 2009 | 1172 |
| 2010 | 1177 |
| 2011 | 1204 |
| 2012 | 1298 |
| 2013 | 1519 |
| 2014 | 2153 |
| 2015 | 2623 |
| 2016 | 2928 |
| 2017 | 3224 |
| 2018 | 3594 |
| 2019 | 3565 |
| 2020 | 4045 |
| 2021 | 4453 |
| 2022 | 4434 |
| 2023 | 4345 |
| 2024 | 1863 |