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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1977 | 1 |
| 1978 | 4 |
| 1979 | 20 |
| 1980 | 12 |
| 1981 | 20 |
| 1982 | 33 |
| 1983 | 27 |
| 1984 | 33 |
| 1985 | 31 |
| 1986 | 29 |
| 1987 | 37 |
| 1988 | 42 |
| 1989 | 35 |
| 1990 | 31 |
| 1991 | 35 |
| 1992 | 40 |
| 1993 | 50 |
| 1994 | 64 |
| 1995 | 38 |
| 1996 | 40 |
| 1997 | 37 |
| 1998 | 46 |
| 1999 | 47 |
| 2000 | 69 |
| 2001 | 78 |
| 2002 | 72 |
| 2003 | 116 |
| 2004 | 101 |
| 2005 | 136 |
| 2006 | 179 |
| 2007 | 167 |
| 2008 | 174 |
| 2009 | 194 |
| 2010 | 190 |
| 2011 | 220 |
| 2012 | 239 |
| 2013 | 256 |
| 2014 | 288 |
| 2015 | 288 |
| 2016 | 246 |
| 2017 | 281 |
| 2018 | 317 |
| 2019 | 397 |
| 2020 | 464 |
| 2021 | 564 |
| 2022 | 661 |
| 2023 | 548 |
| 2024 | 379 |