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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1972 | 1 |
| 1981 | 3 |
| 1982 | 5 |
| 1983 | 1 |
| 1985 | 4 |
| 1986 | 6 |
| 1987 | 1 |
| 1988 | 2 |
| 1989 | 5 |
| 1990 | 18 |
| 1991 | 18 |
| 1992 | 16 |
| 1993 | 26 |
| 1994 | 21 |
| 1995 | 35 |
| 1996 | 43 |
| 1997 | 46 |
| 1998 | 64 |
| 1999 | 79 |
| 2000 | 83 |
| 2001 | 78 |
| 2002 | 112 |
| 2003 | 111 |
| 2004 | 169 |
| 2005 | 171 |
| 2006 | 248 |
| 2007 | 252 |
| 2008 | 284 |
| 2009 | 402 |
| 2010 | 479 |
| 2011 | 526 |
| 2012 | 677 |
| 2013 | 850 |
| 2014 | 1080 |
| 2015 | 1162 |
| 2016 | 1286 |
| 2017 | 1562 |
| 2018 | 1726 |
| 2019 | 2205 |
| 2020 | 2771 |
| 2021 | 3234 |
| 2022 | 3925 |
| 2023 | 4048 |
| 2024 | 1912 |