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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1871 | 1 |
| 1890 | 3 |
| 1891 | 1 |
| 1892 | 4 |
| 1909 | 1 |
| 1946 | 5 |
| 1947 | 7 |
| 1948 | 5 |
| 1949 | 9 |
| 1950 | 8 |
| 1951 | 9 |
| 1952 | 7 |
| 1953 | 17 |
| 1954 | 8 |
| 1955 | 5 |
| 1956 | 11 |
| 1957 | 5 |
| 1958 | 13 |
| 1959 | 10 |
| 1960 | 6 |
| 1961 | 8 |
| 1962 | 29 |
| 1963 | 27 |
| 1964 | 30 |
| 1965 | 29 |
| 1966 | 29 |
| 1967 | 31 |
| 1968 | 44 |
| 1969 | 30 |
| 1970 | 41 |
| 1971 | 40 |
| 1972 | 43 |
| 1973 | 55 |
| 1974 | 68 |
| 1975 | 67 |
| 1976 | 64 |
| 1977 | 74 |
| 1978 | 74 |
| 1979 | 78 |
| 1980 | 85 |
| 1981 | 85 |
| 1982 | 108 |
| 1983 | 101 |
| 1984 | 124 |
| 1985 | 129 |
| 1986 | 128 |
| 1987 | 146 |
| 1988 | 188 |
| 1989 | 226 |
| 1990 | 244 |
| 1991 | 328 |
| 1992 | 310 |
| 1993 | 319 |
| 1994 | 343 |
| 1995 | 338 |
| 1996 | 393 |
| 1997 | 326 |
| 1998 | 364 |
| 1999 | 370 |
| 2000 | 388 |
| 2001 | 467 |
| 2002 | 466 |
| 2003 | 463 |
| 2004 | 514 |
| 2005 | 542 |
| 2006 | 546 |
| 2007 | 547 |
| 2008 | 529 |
| 2009 | 503 |
| 2010 | 549 |
| 2011 | 593 |
| 2012 | 542 |
| 2013 | 619 |
| 2014 | 738 |
| 2015 | 799 |
| 2016 | 831 |
| 2017 | 767 |
| 2018 | 736 |
| 2019 | 791 |
| 2020 | 795 |
| 2021 | 786 |
| 2022 | 722 |
| 2023 | 618 |
| 2024 | 241 |