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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1957 | 2 |
| 1958 | 1 |
| 1959 | 1 |
| 1961 | 1 |
| 1964 | 1 |
| 1978 | 3 |
| 1979 | 11 |
| 1980 | 26 |
| 1981 | 40 |
| 1982 | 44 |
| 1983 | 82 |
| 1984 | 78 |
| 1985 | 76 |
| 1986 | 105 |
| 1987 | 95 |
| 1988 | 82 |
| 1989 | 108 |
| 1990 | 117 |
| 1991 | 142 |
| 1992 | 98 |
| 1993 | 155 |
| 1994 | 125 |
| 1995 | 323 |
| 1996 | 128 |
| 1997 | 224 |
| 1998 | 54 |
| 1999 | 108 |
| 2000 | 201 |
| 2001 | 72 |
| 2002 | 135 |
| 2003 | 136 |
| 2004 | 226 |
| 2005 | 199 |
| 2006 | 216 |
| 2007 | 280 |
| 2008 | 307 |
| 2009 | 322 |
| 2010 | 357 |
| 2011 | 350 |
| 2012 | 362 |
| 2013 | 447 |
| 2014 | 509 |
| 2015 | 527 |
| 2016 | 508 |
| 2017 | 494 |
| 2018 | 491 |
| 2019 | 523 |
| 2020 | 722 |
| 2021 | 844 |
| 2022 | 830 |
| 2023 | 769 |
| 2024 | 274 |