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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1822 | 1 |
| 1848 | 1 |
| 1855 | 3 |
| 1867 | 1 |
| 1884 | 1 |
| 1888 | 1 |
| 1889 | 1 |
| 1890 | 1 |
| 1896 | 1 |
| 1897 | 1 |
| 1898 | 1 |
| 1900 | 1 |
| 1901 | 2 |
| 1902 | 1 |
| 1909 | 1 |
| 1919 | 1 |
| 1923 | 1 |
| 1924 | 1 |
| 1925 | 1 |
| 1930 | 1 |
| 1931 | 1 |
| 1932 | 1 |
| 1933 | 1 |
| 1945 | 1 |
| 1949 | 1 |
| 1950 | 2 |
| 1951 | 1 |
| 1954 | 2 |
| 1955 | 3 |
| 1956 | 1 |
| 1957 | 1 |
| 1958 | 1 |
| 1959 | 3 |
| 1960 | 3 |
| 1961 | 1 |
| 1963 | 2 |
| 1964 | 3 |
| 1965 | 5 |
| 1966 | 5 |
| 1967 | 1 |
| 1968 | 4 |
| 1969 | 7 |
| 1970 | 4 |
| 1971 | 5 |
| 1972 | 3 |
| 1973 | 8 |
| 1974 | 7 |
| 1975 | 10 |
| 1976 | 12 |
| 1977 | 15 |
| 1978 | 19 |
| 1979 | 17 |
| 1980 | 15 |
| 1981 | 19 |
| 1982 | 18 |
| 1983 | 24 |
| 1984 | 22 |
| 1985 | 18 |
| 1986 | 27 |
| 1987 | 22 |
| 1988 | 37 |
| 1989 | 33 |
| 1990 | 44 |
| 1991 | 61 |
| 1992 | 43 |
| 1993 | 54 |
| 1994 | 50 |
| 1995 | 50 |
| 1996 | 54 |
| 1997 | 55 |
| 1998 | 73 |
| 1999 | 67 |
| 2000 | 77 |
| 2001 | 63 |
| 2002 | 70 |
| 2003 | 64 |
| 2004 | 88 |
| 2005 | 83 |
| 2006 | 104 |
| 2007 | 93 |
| 2008 | 105 |
| 2009 | 98 |
| 2010 | 104 |
| 2011 | 135 |
| 2012 | 160 |
| 2013 | 146 |
| 2014 | 150 |
| 2015 | 191 |
| 2016 | 186 |
| 2017 | 217 |
| 2018 | 197 |
| 2019 | 211 |
| 2020 | 228 |
| 2021 | 235 |
| 2022 | 230 |
| 2023 | 237 |
| 2024 | 79 |