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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1971 | 2 |
| 1972 | 1 |
| 1974 | 1 |
| 1977 | 1 |
| 1983 | 1 |
| 1984 | 3 |
| 1985 | 11 |
| 1986 | 3 |
| 1987 | 17 |
| 1988 | 4 |
| 1989 | 61 |
| 1990 | 277 |
| 1991 | 159 |
| 1992 | 236 |
| 1993 | 639 |
| 1994 | 859 |
| 1995 | 837 |
| 1996 | 780 |
| 1997 | 805 |
| 1998 | 900 |
| 1999 | 890 |
| 2000 | 943 |
| 2001 | 1075 |
| 2002 | 1041 |
| 2003 | 1205 |
| 2004 | 1410 |
| 2005 | 1671 |
| 2006 | 1832 |
| 2007 | 1922 |
| 2008 | 2295 |
| 2009 | 2425 |
| 2010 | 2406 |
| 2011 | 2892 |
| 2012 | 3247 |
| 2013 | 2983 |
| 2014 | 2891 |
| 2015 | 3161 |
| 2016 | 3038 |
| 2017 | 2676 |
| 2018 | 2682 |
| 2019 | 2851 |
| 2020 | 2735 |
| 2021 | 2569 |
| 2022 | 1204 |
| 2023 | 940 |
| 2024 | 283 |