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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1947 | 4 |
| 1948 | 3 |
| 1949 | 1 |
| 1950 | 1 |
| 1951 | 5 |
| 1952 | 19 |
| 1953 | 13 |
| 1954 | 11 |
| 1955 | 14 |
| 1956 | 15 |
| 1957 | 21 |
| 1958 | 23 |
| 1959 | 21 |
| 1960 | 23 |
| 1961 | 41 |
| 1962 | 30 |
| 1963 | 2 |
| 1964 | 17 |
| 1965 | 125 |
| 1966 | 238 |
| 1967 | 335 |
| 1968 | 380 |
| 1969 | 394 |
| 1970 | 448 |
| 1971 | 442 |
| 1972 | 517 |
| 1973 | 496 |
| 1974 | 548 |
| 1975 | 540 |
| 1976 | 535 |
| 1977 | 585 |
| 1978 | 607 |
| 1979 | 685 |
| 1980 | 639 |
| 1981 | 600 |
| 1982 | 618 |
| 1983 | 597 |
| 1984 | 635 |
| 1985 | 643 |
| 1986 | 617 |
| 1987 | 487 |
| 1988 | 506 |
| 1989 | 631 |
| 1990 | 682 |
| 1991 | 607 |
| 1992 | 596 |
| 1993 | 592 |
| 1994 | 623 |
| 1995 | 671 |
| 1996 | 760 |
| 1997 | 780 |
| 1998 | 901 |
| 1999 | 926 |
| 2000 | 860 |
| 2001 | 865 |
| 2002 | 989 |
| 2003 | 998 |
| 2004 | 1032 |
| 2005 | 1143 |
| 2006 | 1207 |
| 2007 | 1371 |
| 2008 | 1427 |
| 2009 | 1497 |
| 2010 | 1560 |
| 2011 | 1569 |
| 2012 | 1616 |
| 2013 | 1796 |
| 2014 | 1816 |
| 2015 | 1949 |
| 2016 | 1894 |
| 2017 | 1840 |
| 2018 | 1884 |
| 2019 | 2047 |
| 2020 | 2256 |
| 2021 | 2289 |
| 2022 | 2080 |
| 2023 | 1712 |
| 2024 | 576 |