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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1831 | 2 |
| 1845 | 1 |
| 1848 | 1 |
| 1851 | 2 |
| 1857 | 1 |
| 1883 | 1 |
| 1885 | 1 |
| 1886 | 1 |
| 1892 | 2 |
| 1894 | 2 |
| 1895 | 1 |
| 1900 | 1 |
| 1903 | 2 |
| 1904 | 1 |
| 1908 | 1 |
| 1909 | 2 |
| 1910 | 3 |
| 1911 | 3 |
| 1912 | 1 |
| 1913 | 3 |
| 1914 | 6 |
| 1915 | 3 |
| 1916 | 1 |
| 1917 | 3 |
| 1918 | 4 |
| 1919 | 2 |
| 1920 | 4 |
| 1922 | 3 |
| 1923 | 2 |
| 1924 | 2 |
| 1925 | 2 |
| 1926 | 3 |
| 1927 | 1 |
| 1929 | 2 |
| 1930 | 3 |
| 1932 | 2 |
| 1933 | 1 |
| 1934 | 2 |
| 1935 | 2 |
| 1938 | 1 |
| 1942 | 1 |
| 1945 | 5 |
| 1946 | 8 |
| 1947 | 16 |
| 1948 | 15 |
| 1949 | 16 |
| 1950 | 11 |
| 1951 | 13 |
| 1952 | 18 |
| 1953 | 21 |
| 1954 | 16 |
| 1955 | 32 |
| 1956 | 30 |
| 1957 | 30 |
| 1958 | 21 |
| 1959 | 31 |
| 1960 | 20 |
| 1961 | 17 |
| 1962 | 25 |
| 1963 | 44 |
| 1964 | 23 |
| 1965 | 40 |
| 1966 | 48 |
| 1967 | 67 |
| 1968 | 45 |
| 1969 | 55 |
| 1970 | 59 |
| 1971 | 54 |
| 1972 | 61 |
| 1973 | 39 |
| 1974 | 55 |
| 1975 | 40 |
| 1976 | 64 |
| 1977 | 55 |
| 1978 | 61 |
| 1979 | 75 |
| 1980 | 72 |
| 1981 | 56 |
| 1982 | 69 |
| 1983 | 84 |
| 1984 | 94 |
| 1985 | 107 |
| 1986 | 96 |
| 1987 | 136 |
| 1988 | 127 |
| 1989 | 153 |
| 1990 | 164 |
| 1991 | 205 |
| 1992 | 215 |
| 1993 | 254 |
| 1994 | 246 |
| 1995 | 265 |
| 1996 | 258 |
| 1997 | 260 |
| 1998 | 276 |
| 1999 | 285 |
| 2000 | 294 |
| 2001 | 362 |
| 2002 | 321 |
| 2003 | 328 |
| 2004 | 411 |
| 2005 | 480 |
| 2006 | 444 |
| 2007 | 495 |
| 2008 | 490 |
| 2009 | 550 |
| 2010 | 595 |
| 2011 | 662 |
| 2012 | 721 |
| 2013 | 748 |
| 2014 | 827 |
| 2015 | 878 |
| 2016 | 890 |
| 2017 | 916 |
| 2018 | 919 |
| 2019 | 924 |
| 2020 | 1108 |
| 2021 | 1257 |
| 2022 | 1191 |
| 2023 | 1119 |
| 2024 | 478 |