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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1970 | 14 |
| 1971 | 57 |
| 1972 | 36 |
| 1973 | 60 |
| 1975 | 4 |
| 1976 | 71 |
| 1977 | 88 |
| 1978 | 96 |
| 1979 | 202 |
| 1980 | 243 |
| 1981 | 466 |
| 1982 | 477 |
| 1983 | 610 |
| 1984 | 634 |
| 1985 | 704 |
| 1986 | 704 |
| 1987 | 883 |
| 1988 | 961 |
| 1989 | 975 |
| 1990 | 1011 |
| 1991 | 917 |
| 1992 | 1081 |
| 1993 | 1183 |
| 1994 | 1333 |
| 1995 | 1403 |
| 1996 | 1483 |
| 1997 | 1601 |
| 1998 | 1808 |
| 1999 | 2319 |
| 2000 | 2097 |
| 2001 | 2160 |
| 2002 | 2282 |
| 2003 | 2514 |
| 2004 | 2434 |
| 2005 | 2789 |
| 2006 | 3121 |
| 2007 | 3097 |
| 2008 | 3145 |
| 2009 | 3408 |
| 2010 | 3545 |
| 2011 | 3629 |
| 2012 | 3369 |
| 2013 | 3749 |
| 2014 | 3408 |
| 2015 | 3326 |
| 2016 | 2839 |
| 2017 | 2744 |
| 2018 | 2475 |
| 2019 | 2347 |
| 2020 | 2463 |
| 2021 | 2204 |
| 2022 | 2034 |
| 2023 | 1844 |
| 2024 | 808 |