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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1967 | 94 |
| 1968 | 182 |
| 1969 | 205 |
| 1970 | 256 |
| 1971 | 213 |
| 1972 | 245 |
| 1973 | 232 |
| 1974 | 280 |
| 1975 | 268 |
| 1976 | 306 |
| 1977 | 333 |
| 1978 | 382 |
| 1979 | 463 |
| 1980 | 492 |
| 1981 | 507 |
| 1982 | 597 |
| 1983 | 611 |
| 1984 | 661 |
| 1985 | 734 |
| 1986 | 719 |
| 1987 | 718 |
| 1988 | 789 |
| 1989 | 867 |
| 1990 | 883 |
| 1991 | 965 |
| 1992 | 1045 |
| 1993 | 1105 |
| 1994 | 1061 |
| 1995 | 1067 |
| 1996 | 1051 |
| 1997 | 892 |
| 1998 | 957 |
| 1999 | 900 |
| 2000 | 978 |
| 2001 | 797 |
| 2002 | 736 |
| 2003 | 755 |
| 2004 | 820 |
| 2005 | 672 |
| 2006 | 931 |
| 2007 | 956 |
| 2008 | 1013 |
| 2009 | 779 |
| 2010 | 879 |
| 2011 | 921 |
| 2012 | 678 |
| 2013 | 813 |
| 2014 | 766 |
| 2015 | 844 |
| 2016 | 682 |
| 2017 | 684 |
| 2018 | 688 |
| 2019 | 771 |
| 2020 | 826 |
| 2021 | 859 |
| 2022 | 647 |
| 2023 | 720 |
| 2024 | 300 |