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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1975 | 5 |
| 1976 | 19 |
| 1977 | 16 |
| 1978 | 35 |
| 1979 | 27 |
| 1980 | 41 |
| 1981 | 34 |
| 1982 | 39 |
| 1983 | 41 |
| 1984 | 40 |
| 1985 | 40 |
| 1986 | 34 |
| 1987 | 46 |
| 1988 | 36 |
| 1989 | 43 |
| 1990 | 40 |
| 1991 | 49 |
| 1992 | 42 |
| 1993 | 63 |
| 1994 | 42 |
| 1995 | 48 |
| 1996 | 58 |
| 1997 | 61 |
| 1998 | 86 |
| 1999 | 85 |
| 2000 | 87 |
| 2001 | 129 |
| 2002 | 154 |
| 2003 | 126 |
| 2004 | 135 |
| 2005 | 158 |
| 2006 | 188 |
| 2007 | 223 |
| 2008 | 250 |
| 2009 | 233 |
| 2010 | 285 |
| 2011 | 293 |
| 2012 | 328 |
| 2013 | 399 |
| 2014 | 433 |
| 2015 | 385 |
| 2016 | 393 |
| 2017 | 384 |
| 2018 | 434 |
| 2019 | 436 |
| 2020 | 479 |
| 2021 | 471 |
| 2022 | 493 |
| 2023 | 457 |
| 2024 | 124 |