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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1964 | 5 |
| 1965 | 4 |
| 1967 | 1 |
| 1970 | 1 |
| 1971 | 6 |
| 1972 | 1 |
| 1973 | 153 |
| 1974 | 459 |
| 1975 | 501 |
| 1976 | 536 |
| 1977 | 473 |
| 1978 | 508 |
| 1979 | 506 |
| 1980 | 522 |
| 1981 | 519 |
| 1982 | 526 |
| 1983 | 514 |
| 1984 | 613 |
| 1985 | 665 |
| 1986 | 708 |
| 1987 | 653 |
| 1988 | 674 |
| 1989 | 719 |
| 1990 | 883 |
| 1991 | 917 |
| 1992 | 903 |
| 1993 | 942 |
| 1994 | 955 |
| 1995 | 852 |
| 1996 | 806 |
| 1997 | 772 |
| 1998 | 800 |
| 1999 | 736 |
| 2000 | 866 |
| 2001 | 802 |
| 2002 | 800 |
| 2003 | 778 |
| 2004 | 797 |
| 2005 | 895 |
| 2006 | 893 |
| 2007 | 843 |
| 2008 | 891 |
| 2009 | 930 |
| 2010 | 905 |
| 2011 | 836 |
| 2012 | 874 |
| 2013 | 834 |
| 2014 | 814 |
| 2015 | 848 |
| 2016 | 771 |
| 2017 | 725 |
| 2018 | 671 |
| 2019 | 639 |
| 2020 | 727 |
| 2021 | 678 |
| 2022 | 760 |
| 2023 | 654 |
| 2024 | 188 |