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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1830 | 1 |
| 1834 | 3 |
| 1835 | 1 |
| 1840 | 1 |
| 1867 | 1 |
| 1868 | 3 |
| 1869 | 2 |
| 1870 | 2 |
| 1871 | 1 |
| 1872 | 2 |
| 1873 | 2 |
| 1874 | 2 |
| 1875 | 1 |
| 1876 | 1 |
| 1921 | 2 |
| 1937 | 1 |
| 1944 | 1 |
| 1948 | 2 |
| 1949 | 2 |
| 1952 | 7 |
| 1953 | 1 |
| 1954 | 1 |
| 1955 | 2 |
| 1956 | 1 |
| 1957 | 1 |
| 1959 | 2 |
| 1960 | 1 |
| 1961 | 1 |
| 1962 | 4 |
| 1963 | 1 |
| 1964 | 1 |
| 1965 | 2 |
| 1966 | 2 |
| 1967 | 1 |
| 1968 | 2 |
| 1969 | 1 |
| 1970 | 2 |
| 1971 | 2 |
| 1972 | 2 |
| 1973 | 2 |
| 1974 | 4 |
| 1976 | 1 |
| 1978 | 1 |
| 1980 | 1 |
| 1981 | 2 |
| 1983 | 2 |
| 1984 | 1 |
| 1985 | 1 |
| 1986 | 3 |
| 1987 | 1 |
| 1989 | 1 |
| 1991 | 1 |
| 1992 | 2 |
| 1993 | 6 |
| 1994 | 3 |
| 1995 | 4 |
| 1996 | 2 |
| 1997 | 6 |
| 1998 | 2 |
| 1999 | 3 |
| 2000 | 3 |
| 2001 | 4 |
| 2002 | 3 |
| 2003 | 7 |
| 2004 | 3 |
| 2005 | 3 |
| 2006 | 4 |
| 2007 | 11 |
| 2008 | 11 |
| 2009 | 3 |
| 2010 | 3 |
| 2011 | 5 |
| 2012 | 2 |
| 2013 | 3 |
| 2014 | 1 |
| 2015 | 2 |
| 2016 | 7 |
| 2017 | 2 |
| 2018 | 3 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 4 |
| 2022 | 3 |
| 2023 | 1 |
| 2024 | 0 |