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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1872 | 1 |
| 1875 | 1 |
| 1877 | 1 |
| 1878 | 1 |
| 1879 | 3 |
| 1880 | 1 |
| 1883 | 1 |
| 1884 | 2 |
| 1886 | 2 |
| 1887 | 4 |
| 1888 | 1 |
| 1889 | 1 |
| 1891 | 1 |
| 1893 | 1 |
| 1898 | 2 |
| 1902 | 1 |
| 1906 | 1 |
| 1907 | 1 |
| 1908 | 3 |
| 1909 | 1 |
| 1910 | 1 |
| 1911 | 3 |
| 1912 | 2 |
| 1913 | 1 |
| 1914 | 2 |
| 1915 | 1 |
| 1920 | 1 |
| 1923 | 1 |
| 1931 | 2 |
| 1932 | 3 |
| 1933 | 3 |
| 1934 | 1 |
| 1935 | 2 |
| 1936 | 4 |
| 1937 | 3 |
| 1938 | 2 |
| 1940 | 3 |
| 1941 | 1 |
| 1942 | 1 |
| 1943 | 1 |
| 1945 | 5 |
| 1946 | 7 |
| 1947 | 11 |
| 1948 | 13 |
| 1949 | 12 |
| 1950 | 15 |
| 1951 | 14 |
| 1952 | 13 |
| 1953 | 10 |
| 1954 | 11 |
| 1955 | 9 |
| 1956 | 10 |
| 1957 | 13 |
| 1958 | 21 |
| 1959 | 12 |
| 1960 | 11 |
| 1961 | 6 |
| 1962 | 14 |
| 1963 | 18 |
| 1964 | 10 |
| 1965 | 19 |
| 1966 | 14 |
| 1967 | 27 |
| 1968 | 15 |
| 1969 | 29 |
| 1970 | 20 |
| 1971 | 26 |
| 1972 | 18 |
| 1973 | 21 |
| 1974 | 28 |
| 1975 | 31 |
| 1976 | 32 |
| 1977 | 49 |
| 1978 | 44 |
| 1979 | 44 |
| 1980 | 44 |
| 1981 | 36 |
| 1982 | 42 |
| 1983 | 30 |
| 1984 | 27 |
| 1985 | 40 |
| 1986 | 54 |
| 1987 | 43 |
| 1988 | 34 |
| 1989 | 61 |
| 1990 | 54 |
| 1991 | 47 |
| 1992 | 58 |
| 1993 | 51 |
| 1994 | 40 |
| 1995 | 47 |
| 1996 | 60 |
| 1997 | 55 |
| 1998 | 56 |
| 1999 | 59 |
| 2000 | 73 |
| 2001 | 62 |
| 2002 | 60 |
| 2003 | 42 |
| 2004 | 44 |
| 2005 | 81 |
| 2006 | 65 |
| 2007 | 72 |
| 2008 | 64 |
| 2009 | 76 |
| 2010 | 96 |
| 2011 | 97 |
| 2012 | 119 |
| 2013 | 107 |
| 2014 | 114 |
| 2015 | 112 |
| 2016 | 119 |
| 2017 | 121 |
| 2018 | 129 |
| 2019 | 131 |
| 2020 | 164 |
| 2021 | 162 |
| 2022 | 175 |
| 2023 | 131 |
| 2024 | 108 |