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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1828 | 2 |
| 1829 | 1 |
| 1831 | 1 |
| 1836 | 1 |
| 1855 | 2 |
| 1856 | 2 |
| 1857 | 2 |
| 1863 | 1 |
| 1870 | 1 |
| 1871 | 1 |
| 1872 | 1 |
| 1875 | 1 |
| 1877 | 1 |
| 1879 | 6 |
| 1880 | 2 |
| 1881 | 1 |
| 1882 | 1 |
| 1884 | 1 |
| 1889 | 1 |
| 1897 | 1 |
| 1908 | 2 |
| 1911 | 1 |
| 1913 | 3 |
| 1914 | 2 |
| 1915 | 1 |
| 1920 | 1 |
| 1924 | 1 |
| 1925 | 2 |
| 1928 | 1 |
| 1930 | 1 |
| 1935 | 1 |
| 1937 | 1 |
| 1942 | 1 |
| 1943 | 2 |
| 1946 | 6 |
| 1947 | 16 |
| 1948 | 15 |
| 1949 | 7 |
| 1950 | 3 |
| 1951 | 3 |
| 1952 | 4 |
| 1953 | 3 |
| 1954 | 2 |
| 1955 | 2 |
| 1956 | 9 |
| 1957 | 6 |
| 1958 | 9 |
| 1959 | 7 |
| 1960 | 2 |
| 1961 | 8 |
| 1962 | 6 |
| 1963 | 9 |
| 1964 | 15 |
| 1965 | 23 |
| 1966 | 15 |
| 1967 | 16 |
| 1968 | 21 |
| 1969 | 26 |
| 1970 | 16 |
| 1971 | 24 |
| 1972 | 49 |
| 1973 | 56 |
| 1974 | 52 |
| 1975 | 40 |
| 1976 | 32 |
| 1977 | 29 |
| 1978 | 23 |
| 1979 | 23 |
| 1980 | 20 |
| 1981 | 22 |
| 1982 | 28 |
| 1983 | 31 |
| 1984 | 26 |
| 1985 | 36 |
| 1986 | 38 |
| 1987 | 34 |
| 1988 | 41 |
| 1989 | 47 |
| 1990 | 43 |
| 1991 | 48 |
| 1992 | 61 |
| 1993 | 57 |
| 1994 | 42 |
| 1995 | 57 |
| 1996 | 47 |
| 1997 | 58 |
| 1998 | 57 |
| 1999 | 58 |
| 2000 | 59 |
| 2001 | 56 |
| 2002 | 58 |
| 2003 | 46 |
| 2004 | 55 |
| 2005 | 65 |
| 2006 | 60 |
| 2007 | 64 |
| 2008 | 72 |
| 2009 | 68 |
| 2010 | 73 |
| 2011 | 86 |
| 2012 | 92 |
| 2013 | 83 |
| 2014 | 93 |
| 2015 | 111 |
| 2016 | 103 |
| 2017 | 92 |
| 2018 | 67 |
| 2019 | 80 |
| 2020 | 112 |
| 2021 | 132 |
| 2022 | 126 |
| 2023 | 67 |