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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1859 | 1 |
| 1884 | 1 |
| 1885 | 1 |
| 1892 | 1 |
| 1897 | 1 |
| 1910 | 1 |
| 1912 | 1 |
| 1913 | 2 |
| 1914 | 3 |
| 1916 | 1 |
| 1918 | 1 |
| 1920 | 1 |
| 1925 | 1 |
| 1926 | 1 |
| 1927 | 1 |
| 1928 | 1 |
| 1929 | 3 |
| 1930 | 3 |
| 1931 | 1 |
| 1936 | 2 |
| 1940 | 1 |
| 1943 | 1 |
| 1945 | 2 |
| 1946 | 9 |
| 1947 | 14 |
| 1948 | 17 |
| 1949 | 22 |
| 1950 | 17 |
| 1951 | 23 |
| 1952 | 22 |
| 1953 | 21 |
| 1954 | 21 |
| 1955 | 27 |
| 1956 | 26 |
| 1957 | 18 |
| 1958 | 27 |
| 1959 | 25 |
| 1960 | 27 |
| 1961 | 17 |
| 1962 | 21 |
| 1963 | 29 |
| 1964 | 28 |
| 1965 | 25 |
| 1966 | 30 |
| 1967 | 32 |
| 1968 | 41 |
| 1969 | 51 |
| 1970 | 60 |
| 1971 | 43 |
| 1972 | 51 |
| 1973 | 78 |
| 1974 | 66 |
| 1975 | 66 |
| 1976 | 85 |
| 1977 | 72 |
| 1978 | 91 |
| 1979 | 73 |
| 1980 | 74 |
| 1981 | 77 |
| 1982 | 84 |
| 1983 | 113 |
| 1984 | 116 |
| 1985 | 140 |
| 1986 | 131 |
| 1987 | 126 |
| 1988 | 120 |
| 1989 | 134 |
| 1990 | 168 |
| 1991 | 187 |
| 1992 | 166 |
| 1993 | 154 |
| 1994 | 166 |
| 1995 | 203 |
| 1996 | 167 |
| 1997 | 189 |
| 1998 | 192 |
| 1999 | 211 |
| 2000 | 241 |
| 2001 | 222 |
| 2002 | 259 |
| 2003 | 255 |
| 2004 | 304 |
| 2005 | 301 |
| 2006 | 339 |
| 2007 | 401 |
| 2008 | 392 |
| 2009 | 415 |
| 2010 | 392 |
| 2011 | 529 |
| 2012 | 541 |
| 2013 | 558 |
| 2014 | 536 |
| 2015 | 559 |
| 2016 | 634 |
| 2017 | 558 |
| 2018 | 643 |
| 2019 | 729 |
| 2020 | 854 |
| 2021 | 884 |
| 2022 | 936 |
| 2023 | 859 |
| 2024 | 938 |
| 2025 | 222 |