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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1799 | 4 |
| 1800 | 1 |
| 1801 | 2 |
| 1802 | 2 |
| 1803 | 3 |
| 1804 | 2 |
| 1807 | 2 |
| 1810 | 1 |
| 1822 | 1 |
| 1899 | 1 |
| 1904 | 1 |
| 1905 | 2 |
| 1906 | 1 |
| 1908 | 1 |
| 1909 | 2 |
| 1927 | 1 |
| 1928 | 1 |
| 1933 | 1 |
| 1938 | 1 |
| 1945 | 2 |
| 1946 | 2 |
| 1947 | 2 |
| 1948 | 4 |
| 1950 | 3 |
| 1951 | 1 |
| 1952 | 2 |
| 1953 | 1 |
| 1954 | 3 |
| 1955 | 1 |
| 1956 | 6 |
| 1957 | 2 |
| 1958 | 3 |
| 1960 | 3 |
| 1961 | 4 |
| 1962 | 2 |
| 1963 | 3 |
| 1964 | 6 |
| 1965 | 7 |
| 1966 | 7 |
| 1967 | 6 |
| 1968 | 6 |
| 1969 | 4 |
| 1970 | 10 |
| 1971 | 10 |
| 1972 | 4 |
| 1973 | 10 |
| 1974 | 13 |
| 1975 | 14 |
| 1976 | 19 |
| 1977 | 21 |
| 1978 | 24 |
| 1979 | 23 |
| 1980 | 18 |
| 1981 | 30 |
| 1982 | 25 |
| 1983 | 32 |
| 1984 | 30 |
| 1985 | 47 |
| 1986 | 48 |
| 1987 | 32 |
| 1988 | 38 |
| 1989 | 41 |
| 1990 | 56 |
| 1991 | 42 |
| 1992 | 55 |
| 1993 | 52 |
| 1994 | 55 |
| 1995 | 57 |
| 1996 | 51 |
| 1997 | 63 |
| 1998 | 48 |
| 1999 | 82 |
| 2000 | 98 |
| 2001 | 80 |
| 2002 | 75 |
| 2003 | 87 |
| 2004 | 98 |
| 2005 | 121 |
| 2006 | 118 |
| 2007 | 120 |
| 2008 | 124 |
| 2009 | 126 |
| 2010 | 175 |
| 2011 | 150 |
| 2012 | 171 |
| 2013 | 164 |
| 2014 | 193 |
| 2015 | 217 |
| 2016 | 209 |
| 2017 | 236 |
| 2018 | 238 |
| 2019 | 255 |
| 2020 | 293 |
| 2021 | 319 |
| 2022 | 272 |
| 2023 | 270 |
| 2024 | 221 |