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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1966 | 1 |
| 1970 | 1 |
| 1974 | 5 |
| 1975 | 32 |
| 1976 | 30 |
| 1977 | 37 |
| 1978 | 41 |
| 1979 | 45 |
| 1980 | 63 |
| 1981 | 57 |
| 1982 | 58 |
| 1983 | 71 |
| 1984 | 64 |
| 1985 | 50 |
| 1986 | 52 |
| 1987 | 62 |
| 1988 | 79 |
| 1989 | 68 |
| 1990 | 89 |
| 1991 | 92 |
| 1992 | 101 |
| 1993 | 102 |
| 1994 | 103 |
| 1995 | 99 |
| 1996 | 108 |
| 1997 | 102 |
| 1998 | 125 |
| 1999 | 120 |
| 2000 | 115 |
| 2001 | 133 |
| 2002 | 180 |
| 2003 | 178 |
| 2004 | 251 |
| 2005 | 261 |
| 2006 | 357 |
| 2007 | 366 |
| 2008 | 414 |
| 2009 | 489 |
| 2010 | 489 |
| 2011 | 511 |
| 2012 | 518 |
| 2013 | 641 |
| 2014 | 693 |
| 2015 | 716 |
| 2016 | 718 |
| 2017 | 760 |
| 2018 | 885 |
| 2019 | 869 |
| 2020 | 550 |
| 2021 | 355 |
| 2022 | 445 |
| 2023 | 354 |
| 2024 | 182 |