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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1851 | 1 |
| 1860 | 3 |
| 1862 | 1 |
| 1865 | 1 |
| 1884 | 1 |
| 1891 | 1 |
| 1894 | 1 |
| 1896 | 1 |
| 1899 | 3 |
| 1902 | 1 |
| 1904 | 2 |
| 1908 | 1 |
| 1909 | 1 |
| 1910 | 2 |
| 1911 | 5 |
| 1913 | 1 |
| 1914 | 2 |
| 1916 | 2 |
| 1918 | 1 |
| 1919 | 1 |
| 1925 | 1 |
| 1929 | 1 |
| 1930 | 1 |
| 1931 | 2 |
| 1932 | 1 |
| 1937 | 1 |
| 1943 | 2 |
| 1944 | 2 |
| 1946 | 11 |
| 1947 | 13 |
| 1948 | 20 |
| 1949 | 15 |
| 1950 | 19 |
| 1951 | 23 |
| 1952 | 11 |
| 1953 | 22 |
| 1954 | 18 |
| 1955 | 19 |
| 1956 | 23 |
| 1957 | 20 |
| 1958 | 25 |
| 1959 | 17 |
| 1960 | 12 |
| 1961 | 13 |
| 1962 | 20 |
| 1963 | 27 |
| 1964 | 24 |
| 1965 | 34 |
| 1966 | 42 |
| 1967 | 39 |
| 1968 | 41 |
| 1969 | 54 |
| 1970 | 66 |
| 1971 | 57 |
| 1972 | 63 |
| 1973 | 56 |
| 1974 | 61 |
| 1975 | 91 |
| 1976 | 79 |
| 1977 | 87 |
| 1978 | 89 |
| 1979 | 84 |
| 1980 | 88 |
| 1981 | 94 |
| 1982 | 85 |
| 1983 | 93 |
| 1984 | 117 |
| 1985 | 103 |
| 1986 | 100 |
| 1987 | 107 |
| 1988 | 133 |
| 1989 | 145 |
| 1990 | 170 |
| 1991 | 153 |
| 1992 | 147 |
| 1993 | 161 |
| 1994 | 169 |
| 1995 | 163 |
| 1996 | 160 |
| 1997 | 142 |
| 1998 | 164 |
| 1999 | 169 |
| 2000 | 158 |
| 2001 | 198 |
| 2002 | 170 |
| 2003 | 190 |
| 2004 | 176 |
| 2005 | 209 |
| 2006 | 202 |
| 2007 | 213 |
| 2008 | 230 |
| 2009 | 258 |
| 2010 | 303 |
| 2011 | 362 |
| 2012 | 399 |
| 2013 | 438 |
| 2014 | 467 |
| 2015 | 460 |
| 2016 | 523 |
| 2017 | 532 |
| 2018 | 533 |
| 2019 | 558 |
| 2020 | 620 |
| 2021 | 734 |
| 2022 | 655 |
| 2023 | 677 |
| 2024 | 498 |
| 2025 | 1 |