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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1810 | 1 |
| 1812 | 2 |
| 1818 | 1 |
| 1825 | 1 |
| 1826 | 4 |
| 1827 | 2 |
| 1912 | 2 |
| 1918 | 1 |
| 1920 | 1 |
| 1921 | 1 |
| 1922 | 1 |
| 1923 | 1 |
| 1925 | 1 |
| 1928 | 1 |
| 1929 | 1 |
| 1934 | 2 |
| 1938 | 1 |
| 1941 | 2 |
| 1946 | 4 |
| 1947 | 7 |
| 1948 | 4 |
| 1949 | 3 |
| 1950 | 8 |
| 1951 | 7 |
| 1952 | 9 |
| 1953 | 8 |
| 1954 | 1 |
| 1955 | 4 |
| 1956 | 4 |
| 1957 | 1 |
| 1958 | 7 |
| 1959 | 3 |
| 1960 | 3 |
| 1961 | 6 |
| 1962 | 4 |
| 1963 | 7 |
| 1964 | 12 |
| 1965 | 21 |
| 1966 | 20 |
| 1967 | 15 |
| 1968 | 9 |
| 1969 | 11 |
| 1970 | 14 |
| 1971 | 15 |
| 1972 | 17 |
| 1973 | 13 |
| 1974 | 13 |
| 1975 | 13 |
| 1976 | 20 |
| 1977 | 32 |
| 1978 | 18 |
| 1979 | 24 |
| 1980 | 28 |
| 1981 | 34 |
| 1982 | 23 |
| 1983 | 31 |
| 1984 | 32 |
| 1985 | 36 |
| 1986 | 50 |
| 1987 | 45 |
| 1988 | 50 |
| 1989 | 52 |
| 1990 | 63 |
| 1991 | 72 |
| 1992 | 56 |
| 1993 | 67 |
| 1994 | 69 |
| 1995 | 81 |
| 1996 | 83 |
| 1997 | 76 |
| 1998 | 79 |
| 1999 | 92 |
| 2000 | 109 |
| 2001 | 68 |
| 2002 | 76 |
| 2003 | 91 |
| 2004 | 88 |
| 2005 | 114 |
| 2006 | 119 |
| 2007 | 139 |
| 2008 | 140 |
| 2009 | 159 |
| 2010 | 166 |
| 2011 | 173 |
| 2012 | 202 |
| 2013 | 185 |
| 2014 | 178 |
| 2015 | 217 |
| 2016 | 204 |
| 2017 | 196 |
| 2018 | 216 |
| 2019 | 242 |
| 2020 | 251 |
| 2021 | 253 |
| 2022 | 226 |
| 2023 | 246 |
| 2024 | 127 |