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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1960 | 1 |
| 1962 | 3 |
| 1963 | 1 |
| 1964 | 1 |
| 1979 | 5 |
| 1980 | 4 |
| 1981 | 8 |
| 1982 | 10 |
| 1983 | 8 |
| 1984 | 14 |
| 1985 | 13 |
| 1986 | 22 |
| 1987 | 17 |
| 1988 | 26 |
| 1989 | 31 |
| 1990 | 24 |
| 1991 | 31 |
| 1992 | 24 |
| 1993 | 20 |
| 1994 | 40 |
| 1995 | 50 |
| 1996 | 43 |
| 1997 | 56 |
| 1998 | 57 |
| 1999 | 74 |
| 2000 | 78 |
| 2001 | 90 |
| 2002 | 122 |
| 2003 | 142 |
| 2004 | 167 |
| 2005 | 190 |
| 2006 | 259 |
| 2007 | 307 |
| 2008 | 340 |
| 2009 | 378 |
| 2010 | 398 |
| 2011 | 505 |
| 2012 | 569 |
| 2013 | 668 |
| 2014 | 830 |
| 2015 | 973 |
| 2016 | 1021 |
| 2017 | 1141 |
| 2018 | 1358 |
| 2019 | 1525 |
| 2020 | 1878 |
| 2021 | 2190 |
| 2022 | 2586 |
| 2023 | 2415 |
| 2024 | 29 |