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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1975 | 2 |
| 1977 | 7 |
| 1978 | 7 |
| 1979 | 96 |
| 1980 | 222 |
| 1981 | 319 |
| 1982 | 430 |
| 1983 | 675 |
| 1984 | 724 |
| 1985 | 690 |
| 1986 | 686 |
| 1987 | 712 |
| 1988 | 688 |
| 1989 | 688 |
| 1990 | 680 |
| 1991 | 942 |
| 1992 | 861 |
| 1993 | 1015 |
| 1994 | 1127 |
| 1995 | 1122 |
| 1996 | 1110 |
| 1997 | 1196 |
| 1998 | 1156 |
| 1999 | 1215 |
| 2000 | 1323 |
| 2001 | 1374 |
| 2002 | 1326 |
| 2003 | 1315 |
| 2004 | 1349 |
| 2005 | 1509 |
| 2006 | 1607 |
| 2007 | 1874 |
| 2008 | 2214 |
| 2009 | 2208 |
| 2010 | 2125 |
| 2011 | 2432 |
| 2012 | 2270 |
| 2013 | 2480 |
| 2014 | 2414 |
| 2015 | 2385 |
| 2016 | 2269 |
| 2017 | 2162 |
| 2018 | 2304 |
| 2019 | 2184 |
| 2020 | 2140 |
| 2021 | 1847 |
| 2022 | 345 |
| 2023 | 82 |
| 2024 | 1087 |
| 2025 | 2 |