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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1845 | 1 |
| 1862 | 1 |
| 1863 | 1 |
| 1866 | 1 |
| 1867 | 2 |
| 1868 | 1 |
| 1875 | 1 |
| 1877 | 1 |
| 1880 | 1 |
| 1881 | 1 |
| 1883 | 1 |
| 1887 | 7 |
| 1892 | 1 |
| 1893 | 2 |
| 1894 | 2 |
| 1895 | 3 |
| 1896 | 5 |
| 1897 | 1 |
| 1901 | 1 |
| 1902 | 1 |
| 1903 | 1 |
| 1904 | 2 |
| 1916 | 1 |
| 1919 | 1 |
| 1922 | 1 |
| 1926 | 1 |
| 1928 | 7 |
| 1929 | 1 |
| 1931 | 1 |
| 1933 | 1 |
| 1934 | 2 |
| 1936 | 1 |
| 1940 | 1 |
| 1945 | 5 |
| 1946 | 15 |
| 1947 | 12 |
| 1948 | 14 |
| 1949 | 2 |
| 1950 | 16 |
| 1951 | 25 |
| 1952 | 14 |
| 1953 | 18 |
| 1954 | 16 |
| 1955 | 17 |
| 1956 | 18 |
| 1957 | 19 |
| 1958 | 33 |
| 1959 | 29 |
| 1960 | 15 |
| 1961 | 15 |
| 1962 | 17 |
| 1963 | 17 |
| 1964 | 24 |
| 1965 | 33 |
| 1966 | 19 |
| 1967 | 15 |
| 1968 | 24 |
| 1969 | 29 |
| 1970 | 19 |
| 1971 | 20 |
| 1972 | 18 |
| 1973 | 16 |
| 1974 | 14 |
| 1975 | 13 |
| 1976 | 17 |
| 1977 | 21 |
| 1978 | 24 |
| 1979 | 26 |
| 1980 | 29 |
| 1981 | 31 |
| 1982 | 35 |
| 1983 | 46 |
| 1984 | 39 |
| 1985 | 56 |
| 1986 | 37 |
| 1987 | 56 |
| 1988 | 57 |
| 1989 | 66 |
| 1990 | 77 |
| 1991 | 158 |
| 1992 | 198 |
| 1993 | 188 |
| 1994 | 171 |
| 1995 | 193 |
| 1996 | 207 |
| 1997 | 199 |
| 1998 | 259 |
| 1999 | 217 |
| 2000 | 199 |
| 2001 | 161 |
| 2002 | 168 |
| 2003 | 162 |
| 2004 | 183 |
| 2005 | 179 |
| 2006 | 170 |
| 2007 | 183 |
| 2008 | 209 |
| 2009 | 215 |
| 2010 | 223 |
| 2011 | 221 |
| 2012 | 259 |
| 2013 | 246 |
| 2014 | 313 |
| 2015 | 397 |
| 2016 | 408 |
| 2017 | 374 |
| 2018 | 434 |
| 2019 | 444 |
| 2020 | 483 |
| 2021 | 521 |
| 2022 | 489 |
| 2023 | 477 |
| 2024 | 179 |