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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1964 | 1 |
| 1974 | 1 |
| 1980 | 1 |
| 1984 | 1 |
| 1986 | 1 |
| 1988 | 3 |
| 1989 | 3 |
| 1990 | 2 |
| 1991 | 3 |
| 1992 | 3 |
| 1993 | 6 |
| 1994 | 4 |
| 1995 | 12 |
| 1996 | 8 |
| 1997 | 10 |
| 1998 | 19 |
| 1999 | 35 |
| 2000 | 44 |
| 2001 | 53 |
| 2002 | 34 |
| 2003 | 29 |
| 2004 | 25 |
| 2005 | 136 |
| 2006 | 393 |
| 2007 | 522 |
| 2008 | 632 |
| 2009 | 716 |
| 2010 | 737 |
| 2011 | 798 |
| 2012 | 823 |
| 2013 | 984 |
| 2014 | 1515 |
| 2015 | 1610 |
| 2016 | 1407 |
| 2017 | 1177 |
| 2018 | 1549 |
| 2019 | 1648 |
| 2020 | 1652 |
| 2021 | 1954 |
| 2022 | 1629 |
| 2023 | 1364 |
| 2024 | 614 |