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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 1 |
| 1959 | 2 |
| 1962 | 2 |
| 1970 | 2 |
| 1971 | 2 |
| 1973 | 1 |
| 1975 | 4 |
| 1977 | 5 |
| 1978 | 9 |
| 1979 | 16 |
| 1980 | 12 |
| 1981 | 12 |
| 1982 | 13 |
| 1983 | 12 |
| 1984 | 15 |
| 1985 | 24 |
| 1986 | 35 |
| 1987 | 46 |
| 1988 | 102 |
| 1989 | 85 |
| 1990 | 107 |
| 1991 | 89 |
| 1992 | 94 |
| 1993 | 103 |
| 1994 | 90 |
| 1995 | 96 |
| 1996 | 110 |
| 1997 | 93 |
| 1998 | 108 |
| 1999 | 152 |
| 2000 | 171 |
| 2001 | 256 |
| 2002 | 286 |
| 2003 | 391 |
| 2004 | 435 |
| 2005 | 465 |
| 2006 | 491 |
| 2007 | 597 |
| 2008 | 670 |
| 2009 | 703 |
| 2010 | 701 |
| 2011 | 727 |
| 2012 | 796 |
| 2013 | 867 |
| 2014 | 1027 |
| 2015 | 1364 |
| 2016 | 1574 |
| 2017 | 1700 |
| 2018 | 1771 |
| 2019 | 1961 |
| 2020 | 2052 |
| 2021 | 2318 |
| 2022 | 2237 |
| 2023 | 2140 |
| 2024 | 791 |