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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 1 |
| 1966 | 1 |
| 1970 | 1 |
| 1976 | 2 |
| 1985 | 1 |
| 1986 | 15 |
| 1987 | 37 |
| 1988 | 31 |
| 1989 | 50 |
| 1990 | 79 |
| 1991 | 126 |
| 1992 | 125 |
| 1993 | 138 |
| 1994 | 124 |
| 1995 | 162 |
| 1996 | 109 |
| 1997 | 104 |
| 1998 | 132 |
| 1999 | 168 |
| 2000 | 176 |
| 2001 | 308 |
| 2002 | 529 |
| 2003 | 652 |
| 2004 | 770 |
| 2005 | 807 |
| 2006 | 921 |
| 2007 | 1112 |
| 2008 | 1214 |
| 2009 | 1475 |
| 2010 | 1476 |
| 2011 | 1639 |
| 2012 | 1715 |
| 2013 | 2053 |
| 2014 | 2084 |
| 2015 | 2310 |
| 2016 | 2273 |
| 2017 | 2220 |
| 2018 | 2186 |
| 2019 | 2213 |
| 2020 | 2357 |
| 2021 | 2226 |
| 2022 | 1965 |
| 2023 | 1853 |
| 2024 | 1419 |