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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1813 | 1 |
| 1820 | 1 |
| 1845 | 1 |
| 1932 | 1 |
| 1934 | 3 |
| 1937 | 1 |
| 1943 | 1 |
| 1944 | 1 |
| 1945 | 1 |
| 1946 | 14 |
| 1947 | 9 |
| 1948 | 9 |
| 1949 | 8 |
| 1950 | 6 |
| 1951 | 10 |
| 1952 | 9 |
| 1953 | 6 |
| 1954 | 19 |
| 1955 | 16 |
| 1956 | 13 |
| 1957 | 17 |
| 1958 | 12 |
| 1959 | 12 |
| 1960 | 11 |
| 1961 | 16 |
| 1962 | 10 |
| 1963 | 15 |
| 1964 | 16 |
| 1965 | 21 |
| 1966 | 31 |
| 1967 | 22 |
| 1968 | 36 |
| 1969 | 41 |
| 1970 | 37 |
| 1971 | 36 |
| 1972 | 42 |
| 1973 | 32 |
| 1974 | 32 |
| 1975 | 28 |
| 1976 | 25 |
| 1977 | 27 |
| 1978 | 49 |
| 1979 | 28 |
| 1980 | 51 |
| 1981 | 49 |
| 1982 | 42 |
| 1983 | 73 |
| 1984 | 67 |
| 1985 | 74 |
| 1986 | 74 |
| 1987 | 72 |
| 1988 | 85 |
| 1989 | 89 |
| 1990 | 94 |
| 1991 | 85 |
| 1992 | 84 |
| 1993 | 92 |
| 1994 | 78 |
| 1995 | 86 |
| 1996 | 105 |
| 1997 | 99 |
| 1998 | 85 |
| 1999 | 68 |
| 2000 | 126 |
| 2001 | 99 |
| 2002 | 93 |
| 2003 | 106 |
| 2004 | 140 |
| 2005 | 133 |
| 2006 | 107 |
| 2007 | 113 |
| 2008 | 114 |
| 2009 | 126 |
| 2010 | 109 |
| 2011 | 115 |
| 2012 | 137 |
| 2013 | 175 |
| 2014 | 208 |
| 2015 | 172 |
| 2016 | 131 |
| 2017 | 135 |
| 2018 | 133 |
| 2019 | 159 |
| 2020 | 179 |
| 2021 | 185 |
| 2022 | 205 |
| 2023 | 178 |
| 2024 | 142 |
| 2025 | 1 |