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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1806 | 1 |
| 1847 | 1 |
| 1850 | 1 |
| 1851 | 1 |
| 1867 | 1 |
| 1893 | 1 |
| 1911 | 1 |
| 1922 | 1 |
| 1932 | 1 |
| 1939 | 2 |
| 1940 | 1 |
| 1943 | 1 |
| 1944 | 1 |
| 1945 | 3 |
| 1946 | 5 |
| 1947 | 2 |
| 1948 | 5 |
| 1951 | 3 |
| 1952 | 1 |
| 1953 | 2 |
| 1955 | 1 |
| 1956 | 3 |
| 1957 | 2 |
| 1958 | 1 |
| 1959 | 1 |
| 1960 | 4 |
| 1961 | 1 |
| 1962 | 5 |
| 1963 | 6 |
| 1964 | 8 |
| 1965 | 1 |
| 1966 | 2 |
| 1967 | 3 |
| 1968 | 3 |
| 1969 | 7 |
| 1970 | 5 |
| 1971 | 4 |
| 1972 | 9 |
| 1973 | 6 |
| 1974 | 12 |
| 1975 | 57 |
| 1976 | 60 |
| 1977 | 59 |
| 1978 | 64 |
| 1979 | 63 |
| 1980 | 83 |
| 1981 | 103 |
| 1982 | 129 |
| 1983 | 109 |
| 1984 | 121 |
| 1985 | 127 |
| 1986 | 128 |
| 1987 | 141 |
| 1988 | 162 |
| 1989 | 173 |
| 1990 | 186 |
| 1991 | 195 |
| 1992 | 206 |
| 1993 | 203 |
| 1994 | 186 |
| 1995 | 233 |
| 1996 | 204 |
| 1997 | 265 |
| 1998 | 290 |
| 1999 | 280 |
| 2000 | 294 |
| 2001 | 337 |
| 2002 | 360 |
| 2003 | 379 |
| 2004 | 404 |
| 2005 | 412 |
| 2006 | 439 |
| 2007 | 474 |
| 2008 | 594 |
| 2009 | 598 |
| 2010 | 682 |
| 2011 | 663 |
| 2012 | 724 |
| 2013 | 864 |
| 2014 | 1030 |
| 2015 | 1172 |
| 2016 | 1140 |
| 2017 | 1190 |
| 2018 | 1410 |
| 2019 | 1465 |
| 2020 | 1637 |
| 2021 | 1776 |
| 2022 | 1822 |
| 2023 | 1732 |
| 2024 | 628 |