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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1807 | 1 |
| 1873 | 1 |
| 1878 | 1 |
| 1883 | 1 |
| 1891 | 2 |
| 1897 | 1 |
| 1904 | 1 |
| 1905 | 1 |
| 1906 | 2 |
| 1907 | 3 |
| 1919 | 1 |
| 1931 | 2 |
| 1932 | 1 |
| 1934 | 1 |
| 1938 | 1 |
| 1940 | 1 |
| 1942 | 2 |
| 1943 | 2 |
| 1946 | 7 |
| 1947 | 11 |
| 1948 | 4 |
| 1949 | 3 |
| 1950 | 5 |
| 1951 | 4 |
| 1952 | 11 |
| 1953 | 4 |
| 1954 | 2 |
| 1955 | 1 |
| 1956 | 3 |
| 1957 | 8 |
| 1958 | 6 |
| 1959 | 3 |
| 1960 | 6 |
| 1961 | 7 |
| 1962 | 3 |
| 1963 | 2 |
| 1964 | 10 |
| 1965 | 10 |
| 1966 | 10 |
| 1967 | 4 |
| 1968 | 7 |
| 1969 | 12 |
| 1970 | 11 |
| 1971 | 7 |
| 1972 | 16 |
| 1973 | 13 |
| 1974 | 20 |
| 1975 | 25 |
| 1976 | 14 |
| 1977 | 25 |
| 1978 | 14 |
| 1979 | 22 |
| 1980 | 22 |
| 1981 | 30 |
| 1982 | 29 |
| 1983 | 25 |
| 1984 | 27 |
| 1985 | 28 |
| 1986 | 21 |
| 1987 | 27 |
| 1988 | 37 |
| 1989 | 34 |
| 1990 | 48 |
| 1991 | 50 |
| 1992 | 57 |
| 1993 | 52 |
| 1994 | 50 |
| 1995 | 64 |
| 1996 | 74 |
| 1997 | 79 |
| 1998 | 80 |
| 1999 | 91 |
| 2000 | 90 |
| 2001 | 106 |
| 2002 | 105 |
| 2003 | 112 |
| 2004 | 133 |
| 2005 | 148 |
| 2006 | 155 |
| 2007 | 175 |
| 2008 | 185 |
| 2009 | 196 |
| 2010 | 219 |
| 2011 | 279 |
| 2012 | 291 |
| 2013 | 314 |
| 2014 | 291 |
| 2015 | 335 |
| 2016 | 350 |
| 2017 | 344 |
| 2018 | 316 |
| 2019 | 391 |
| 2020 | 405 |
| 2021 | 446 |
| 2022 | 450 |
| 2023 | 442 |
| 2024 | 146 |