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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1971 | 1 |
| 1975 | 1 |
| 1978 | 22 |
| 1979 | 26 |
| 1980 | 43 |
| 1981 | 64 |
| 1982 | 57 |
| 1983 | 69 |
| 1984 | 98 |
| 1985 | 134 |
| 1986 | 156 |
| 1987 | 203 |
| 1988 | 326 |
| 1989 | 553 |
| 1990 | 873 |
| 1991 | 1254 |
| 1992 | 1374 |
| 1993 | 1768 |
| 1994 | 2118 |
| 1995 | 2779 |
| 1996 | 3297 |
| 1997 | 3922 |
| 1998 | 4615 |
| 1999 | 5436 |
| 2000 | 6293 |
| 2001 | 6549 |
| 2002 | 6993 |
| 2003 | 7630 |
| 2004 | 8305 |
| 2005 | 8813 |
| 2006 | 10612 |
| 2007 | 11125 |
| 2008 | 11891 |
| 2009 | 12671 |
| 2010 | 14112 |
| 2011 | 15953 |
| 2012 | 16951 |
| 2013 | 17944 |
| 2014 | 17426 |
| 2015 | 17360 |
| 2016 | 17170 |
| 2017 | 17357 |
| 2018 | 17352 |
| 2019 | 17837 |
| 2020 | 17647 |
| 2021 | 16415 |
| 2022 | 13804 |
| 2023 | 11206 |
| 2024 | 3339 |