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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 1 |
| 1947 | 4 |
| 1949 | 10 |
| 1950 | 3 |
| 1951 | 17 |
| 1952 | 8 |
| 1953 | 3 |
| 1954 | 3 |
| 1955 | 12 |
| 1956 | 12 |
| 1957 | 18 |
| 1958 | 14 |
| 1959 | 22 |
| 1960 | 10 |
| 1961 | 18 |
| 1962 | 21 |
| 1963 | 27 |
| 1964 | 21 |
| 1965 | 14 |
| 1966 | 2 |
| 1967 | 3 |
| 1968 | 3 |
| 1969 | 1 |
| 1970 | 1 |
| 1971 | 4 |
| 1972 | 18 |
| 1973 | 55 |
| 1974 | 366 |
| 1975 | 691 |
| 1976 | 614 |
| 1977 | 592 |
| 1978 | 572 |
| 1979 | 603 |
| 1980 | 557 |
| 1981 | 525 |
| 1982 | 505 |
| 1983 | 550 |
| 1984 | 594 |
| 1985 | 629 |
| 1986 | 601 |
| 1987 | 517 |
| 1988 | 679 |
| 1989 | 632 |
| 1990 | 655 |
| 1991 | 689 |
| 1992 | 657 |
| 1993 | 706 |
| 1994 | 679 |
| 1995 | 815 |
| 1996 | 758 |
| 1997 | 788 |
| 1998 | 780 |
| 1999 | 841 |
| 2000 | 793 |
| 2001 | 841 |
| 2002 | 952 |
| 2003 | 1045 |
| 2004 | 1118 |
| 2005 | 1269 |
| 2006 | 1253 |
| 2007 | 1276 |
| 2008 | 1348 |
| 2009 | 1300 |
| 2010 | 1430 |
| 2011 | 1534 |
| 2012 | 1557 |
| 2013 | 1633 |
| 2014 | 1641 |
| 2015 | 1727 |
| 2016 | 1670 |
| 2017 | 1571 |
| 2018 | 1630 |
| 2019 | 1642 |
| 2020 | 1673 |
| 2021 | 1476 |
| 2022 | 1114 |
| 2023 | 931 |
| 2024 | 1085 |
| 2025 | 666 |