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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1803 | 1 |
| 1804 | 1 |
| 1810 | 1 |
| 1812 | 2 |
| 1830 | 2 |
| 1831 | 1 |
| 1873 | 1 |
| 1875 | 1 |
| 1877 | 1 |
| 1883 | 1 |
| 1909 | 1 |
| 1922 | 1 |
| 1923 | 10 |
| 1924 | 12 |
| 1925 | 11 |
| 1926 | 3 |
| 1930 | 1 |
| 1934 | 1 |
| 1937 | 1 |
| 1946 | 2 |
| 1947 | 1 |
| 1948 | 2 |
| 1949 | 1 |
| 1950 | 3 |
| 1952 | 1 |
| 1953 | 1 |
| 1958 | 1 |
| 1960 | 2 |
| 1961 | 2 |
| 1963 | 1 |
| 1964 | 3 |
| 1965 | 6 |
| 1966 | 3 |
| 1967 | 5 |
| 1968 | 7 |
| 1969 | 12 |
| 1970 | 6 |
| 1971 | 16 |
| 1972 | 12 |
| 1973 | 10 |
| 1974 | 11 |
| 1975 | 16 |
| 1976 | 7 |
| 1977 | 18 |
| 1978 | 8 |
| 1979 | 14 |
| 1980 | 20 |
| 1981 | 19 |
| 1982 | 23 |
| 1983 | 16 |
| 1984 | 17 |
| 1985 | 11 |
| 1986 | 7 |
| 1987 | 17 |
| 1988 | 19 |
| 1989 | 10 |
| 1990 | 9 |
| 1991 | 11 |
| 1992 | 10 |
| 1993 | 19 |
| 1994 | 13 |
| 1995 | 8 |
| 1996 | 23 |
| 1997 | 19 |
| 1998 | 21 |
| 1999 | 26 |
| 2000 | 27 |
| 2001 | 40 |
| 2002 | 62 |
| 2003 | 63 |
| 2004 | 65 |
| 2005 | 61 |
| 2006 | 67 |
| 2007 | 75 |
| 2008 | 79 |
| 2009 | 95 |
| 2010 | 102 |
| 2011 | 99 |
| 2012 | 116 |
| 2013 | 145 |
| 2014 | 172 |
| 2015 | 151 |
| 2016 | 142 |
| 2017 | 161 |
| 2018 | 149 |
| 2019 | 140 |
| 2020 | 167 |
| 2021 | 160 |
| 2022 | 154 |
| 2023 | 106 |