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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1960 | 1 |
| 1965 | 1 |
| 1973 | 3 |
| 1974 | 4 |
| 1975 | 6 |
| 1976 | 4 |
| 1977 | 5 |
| 1978 | 7 |
| 1979 | 6 |
| 1980 | 9 |
| 1981 | 13 |
| 1982 | 9 |
| 1983 | 17 |
| 1984 | 23 |
| 1985 | 37 |
| 1986 | 30 |
| 1987 | 27 |
| 1988 | 36 |
| 1989 | 41 |
| 1990 | 68 |
| 1991 | 85 |
| 1992 | 98 |
| 1993 | 79 |
| 1994 | 97 |
| 1995 | 84 |
| 1996 | 99 |
| 1997 | 87 |
| 1998 | 73 |
| 1999 | 78 |
| 2000 | 34 |
| 2001 | 20 |
| 2002 | 197 |
| 2003 | 492 |
| 2004 | 592 |
| 2005 | 644 |
| 2006 | 720 |
| 2007 | 739 |
| 2008 | 872 |
| 2009 | 808 |
| 2010 | 1026 |
| 2011 | 1011 |
| 2012 | 1153 |
| 2013 | 1276 |
| 2014 | 1337 |
| 2015 | 1371 |
| 2016 | 1384 |
| 2017 | 1102 |
| 2018 | 1105 |
| 2019 | 1103 |
| 2020 | 1238 |
| 2021 | 889 |
| 2022 | 581 |
| 2023 | 506 |
| 2024 | 306 |