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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1799 | 1 |
| 1803 | 3 |
| 1806 | 3 |
| 1838 | 1 |
| 1841 | 2 |
| 1842 | 2 |
| 1843 | 1 |
| 1847 | 1 |
| 1852 | 1 |
| 1884 | 1 |
| 1892 | 1 |
| 1912 | 2 |
| 1917 | 1 |
| 1923 | 1 |
| 1927 | 1 |
| 1932 | 3 |
| 1935 | 2 |
| 1936 | 1 |
| 1937 | 1 |
| 1938 | 1 |
| 1940 | 1 |
| 1946 | 7 |
| 1947 | 3 |
| 1948 | 4 |
| 1949 | 4 |
| 1950 | 13 |
| 1951 | 23 |
| 1952 | 13 |
| 1953 | 5 |
| 1954 | 17 |
| 1955 | 14 |
| 1956 | 9 |
| 1957 | 7 |
| 1958 | 14 |
| 1959 | 9 |
| 1960 | 11 |
| 1961 | 10 |
| 1962 | 15 |
| 1963 | 10 |
| 1964 | 13 |
| 1965 | 20 |
| 1966 | 32 |
| 1967 | 32 |
| 1968 | 25 |
| 1969 | 40 |
| 1970 | 51 |
| 1971 | 44 |
| 1972 | 51 |
| 1973 | 45 |
| 1974 | 38 |
| 1975 | 33 |
| 1976 | 31 |
| 1977 | 28 |
| 1978 | 31 |
| 1979 | 38 |
| 1980 | 34 |
| 1981 | 37 |
| 1982 | 42 |
| 1983 | 49 |
| 1984 | 61 |
| 1985 | 57 |
| 1986 | 57 |
| 1987 | 68 |
| 1988 | 57 |
| 1989 | 70 |
| 1990 | 73 |
| 1991 | 73 |
| 1992 | 65 |
| 1993 | 84 |
| 1994 | 79 |
| 1995 | 75 |
| 1996 | 96 |
| 1997 | 98 |
| 1998 | 94 |
| 1999 | 114 |
| 2000 | 115 |
| 2001 | 102 |
| 2002 | 99 |
| 2003 | 115 |
| 2004 | 108 |
| 2005 | 104 |
| 2006 | 104 |
| 2007 | 135 |
| 2008 | 133 |
| 2009 | 147 |
| 2010 | 168 |
| 2011 | 156 |
| 2012 | 222 |
| 2013 | 209 |
| 2014 | 202 |
| 2015 | 235 |
| 2016 | 225 |
| 2017 | 239 |
| 2018 | 261 |
| 2019 | 259 |
| 2020 | 275 |
| 2021 | 335 |
| 2022 | 330 |
| 2023 | 299 |
| 2024 | 147 |