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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1972 | 1 |
| 1973 | 1 |
| 1975 | 1 |
| 1976 | 3 |
| 1977 | 2 |
| 1978 | 20 |
| 1979 | 72 |
| 1980 | 674 |
| 1981 | 1424 |
| 1982 | 1447 |
| 1983 | 1428 |
| 1984 | 1551 |
| 1985 | 1690 |
| 1986 | 1571 |
| 1987 | 1696 |
| 1988 | 1602 |
| 1989 | 1719 |
| 1990 | 1823 |
| 1991 | 1795 |
| 1992 | 1903 |
| 1993 | 1772 |
| 1994 | 1771 |
| 1995 | 1811 |
| 1996 | 1923 |
| 1997 | 1897 |
| 1998 | 1982 |
| 1999 | 1967 |
| 2000 | 1949 |
| 2001 | 2041 |
| 2002 | 2123 |
| 2003 | 2293 |
| 2004 | 2372 |
| 2005 | 2651 |
| 2006 | 2839 |
| 2007 | 2946 |
| 2008 | 3332 |
| 2009 | 3487 |
| 2010 | 3656 |
| 2011 | 3947 |
| 2012 | 3941 |
| 2013 | 4001 |
| 2014 | 4138 |
| 2015 | 4169 |
| 2016 | 4026 |
| 2017 | 3791 |
| 2018 | 3818 |
| 2019 | 3787 |
| 2020 | 4079 |
| 2021 | 4198 |
| 2022 | 3861 |
| 2023 | 3846 |
| 2024 | 3335 |
| 2025 | 1319 |
| 2026 | 1 |