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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1967 | 143 |
| 1968 | 25 |
| 1970 | 23 |
| 1973 | 93 |
| 1976 | 100 |
| 1980 | 135 |
| 1981 | 207 |
| 1982 | 415 |
| 1983 | 402 |
| 1984 | 256 |
| 1985 | 196 |
| 1986 | 210 |
| 1987 | 137 |
| 1988 | 224 |
| 1994 | 660 |
| 1995 | 875 |
| 1996 | 218 |
| 1997 | 293 |
| 1998 | 362 |
| 1999 | 371 |
| 2000 | 393 |
| 2001 | 799 |
| 2002 | 876 |
| 2003 | 906 |
| 2004 | 1048 |
| 2005 | 1399 |
| 2006 | 1252 |
| 2007 | 1384 |
| 2008 | 1537 |
| 2009 | 1547 |
| 2010 | 1690 |
| 2011 | 1671 |
| 2012 | 1827 |
| 2013 | 1952 |
| 2014 | 1895 |
| 2015 | 1852 |
| 2016 | 1679 |
| 2017 | 1706 |
| 2018 | 1684 |
| 2019 | 1650 |
| 2020 | 1822 |
| 2021 | 1829 |
| 2022 | 1873 |
| 2023 | 2178 |
| 2024 | 1032 |