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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1867 | 1 |
| 1890 | 1 |
| 1892 | 1 |
| 1896 | 2 |
| 1900 | 1 |
| 1902 | 1 |
| 1903 | 1 |
| 1904 | 2 |
| 1906 | 1 |
| 1907 | 4 |
| 1908 | 3 |
| 1909 | 6 |
| 1910 | 2 |
| 1911 | 1 |
| 1912 | 7 |
| 1913 | 2 |
| 1914 | 4 |
| 1915 | 4 |
| 1916 | 3 |
| 1917 | 4 |
| 1918 | 3 |
| 1920 | 1 |
| 1921 | 1 |
| 1922 | 2 |
| 1923 | 1 |
| 1924 | 2 |
| 1925 | 2 |
| 1926 | 2 |
| 1927 | 2 |
| 1928 | 2 |
| 1929 | 4 |
| 1930 | 3 |
| 1931 | 2 |
| 1932 | 2 |
| 1933 | 2 |
| 1934 | 4 |
| 1936 | 2 |
| 1937 | 3 |
| 1938 | 2 |
| 1939 | 3 |
| 1940 | 3 |
| 1941 | 1 |
| 1942 | 3 |
| 1943 | 2 |
| 1944 | 4 |
| 1945 | 5 |
| 1946 | 27 |
| 1947 | 32 |
| 1948 | 52 |
| 1949 | 40 |
| 1950 | 76 |
| 1951 | 75 |
| 1952 | 82 |
| 1953 | 92 |
| 1954 | 87 |
| 1955 | 97 |
| 1956 | 80 |
| 1957 | 119 |
| 1958 | 99 |
| 1959 | 133 |
| 1960 | 188 |
| 1961 | 163 |
| 1962 | 148 |
| 1963 | 196 |
| 1964 | 215 |
| 1965 | 225 |
| 1966 | 196 |
| 1967 | 218 |
| 1968 | 242 |
| 1969 | 275 |
| 1970 | 277 |
| 1971 | 274 |
| 1972 | 343 |
| 1973 | 348 |
| 1974 | 419 |
| 1975 | 629 |
| 1976 | 743 |
| 1977 | 708 |
| 1978 | 782 |
| 1979 | 803 |
| 1980 | 910 |
| 1981 | 987 |
| 1982 | 1031 |
| 1983 | 1118 |
| 1984 | 1326 |
| 1985 | 1447 |
| 1986 | 1456 |
| 1987 | 1432 |
| 1988 | 1603 |
| 1989 | 2058 |
| 1990 | 2067 |
| 1991 | 2153 |
| 1992 | 2090 |
| 1993 | 2131 |
| 1994 | 2313 |
| 1995 | 2404 |
| 1996 | 2573 |
| 1997 | 2750 |
| 1998 | 2848 |
| 1999 | 2898 |
| 2000 | 3156 |
| 2001 | 3360 |
| 2002 | 3181 |
| 2003 | 3677 |
| 2004 | 3859 |
| 2005 | 4294 |
| 2006 | 4638 |
| 2007 | 4902 |
| 2008 | 5433 |
| 2009 | 5650 |
| 2010 | 6116 |
| 2011 | 6880 |
| 2012 | 7610 |
| 2013 | 8252 |
| 2014 | 9185 |
| 2015 | 9623 |
| 2016 | 10219 |
| 2017 | 10699 |
| 2018 | 11410 |
| 2019 | 12407 |
| 2020 | 15257 |
| 2021 | 17038 |
| 2022 | 16070 |
| 2023 | 14663 |
| 2024 | 5080 |