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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1973 | 3 |
| 1974 | 2 |
| 1975 | 15 |
| 1976 | 56 |
| 1977 | 51 |
| 1978 | 50 |
| 1979 | 65 |
| 1980 | 60 |
| 1981 | 39 |
| 1982 | 53 |
| 1983 | 49 |
| 1984 | 42 |
| 1985 | 59 |
| 1986 | 61 |
| 1987 | 53 |
| 1988 | 62 |
| 1989 | 86 |
| 1990 | 126 |
| 1991 | 152 |
| 1992 | 226 |
| 1993 | 290 |
| 1994 | 406 |
| 1995 | 494 |
| 1996 | 671 |
| 1997 | 808 |
| 1998 | 865 |
| 1999 | 1005 |
| 2000 | 1169 |
| 2001 | 1307 |
| 2002 | 1286 |
| 2003 | 1377 |
| 2004 | 1547 |
| 2005 | 1603 |
| 2006 | 1714 |
| 2007 | 1801 |
| 2008 | 2002 |
| 2009 | 2189 |
| 2010 | 2281 |
| 2011 | 2517 |
| 2012 | 2736 |
| 2013 | 2821 |
| 2014 | 2833 |
| 2015 | 2742 |
| 2016 | 2992 |
| 2017 | 3075 |
| 2018 | 2883 |
| 2019 | 3028 |
| 2020 | 3223 |
| 2021 | 3112 |
| 2022 | 2492 |
| 2023 | 1846 |
| 2024 | 725 |