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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1799 | 1 |
| 1801 | 1 |
| 1806 | 1 |
| 1809 | 1 |
| 1815 | 1 |
| 1864 | 2 |
| 1878 | 1 |
| 1879 | 1 |
| 1881 | 1 |
| 1888 | 1 |
| 1897 | 1 |
| 1898 | 1 |
| 1905 | 1 |
| 1908 | 1 |
| 1911 | 1 |
| 1917 | 1 |
| 1918 | 1 |
| 1920 | 1 |
| 1930 | 1 |
| 1932 | 1 |
| 1933 | 1 |
| 1935 | 1 |
| 1938 | 2 |
| 1939 | 1 |
| 1946 | 1 |
| 1947 | 4 |
| 1948 | 9 |
| 1949 | 3 |
| 1950 | 4 |
| 1951 | 6 |
| 1952 | 9 |
| 1953 | 10 |
| 1954 | 8 |
| 1955 | 14 |
| 1956 | 6 |
| 1957 | 8 |
| 1958 | 4 |
| 1959 | 7 |
| 1960 | 6 |
| 1961 | 4 |
| 1962 | 11 |
| 1963 | 14 |
| 1964 | 15 |
| 1965 | 16 |
| 1966 | 10 |
| 1967 | 9 |
| 1968 | 25 |
| 1969 | 20 |
| 1970 | 16 |
| 1971 | 15 |
| 1972 | 28 |
| 1973 | 25 |
| 1974 | 17 |
| 1975 | 21 |
| 1976 | 20 |
| 1977 | 24 |
| 1978 | 25 |
| 1979 | 34 |
| 1980 | 24 |
| 1981 | 38 |
| 1982 | 42 |
| 1983 | 42 |
| 1984 | 30 |
| 1985 | 48 |
| 1986 | 50 |
| 1987 | 48 |
| 1988 | 47 |
| 1989 | 55 |
| 1990 | 49 |
| 1991 | 43 |
| 1992 | 51 |
| 1993 | 51 |
| 1994 | 33 |
| 1995 | 46 |
| 1996 | 67 |
| 1997 | 67 |
| 1998 | 43 |
| 1999 | 48 |
| 2000 | 42 |
| 2001 | 41 |
| 2002 | 51 |
| 2003 | 55 |
| 2004 | 52 |
| 2005 | 60 |
| 2006 | 70 |
| 2007 | 47 |
| 2008 | 71 |
| 2009 | 76 |
| 2010 | 59 |
| 2011 | 63 |
| 2012 | 62 |
| 2013 | 67 |
| 2014 | 55 |
| 2015 | 78 |
| 2016 | 82 |
| 2017 | 92 |
| 2018 | 85 |
| 2019 | 89 |
| 2020 | 84 |
| 2021 | 101 |
| 2022 | 111 |
| 2023 | 126 |
| 2024 | 129 |