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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1971 | 1 |
| 1973 | 2 |
| 1974 | 5 |
| 1975 | 41 |
| 1976 | 67 |
| 1977 | 57 |
| 1978 | 77 |
| 1979 | 57 |
| 1980 | 59 |
| 1981 | 91 |
| 1982 | 136 |
| 1983 | 133 |
| 1984 | 182 |
| 1985 | 191 |
| 1986 | 261 |
| 1987 | 297 |
| 1988 | 364 |
| 1989 | 486 |
| 1990 | 574 |
| 1991 | 756 |
| 1992 | 989 |
| 1993 | 1228 |
| 1994 | 1435 |
| 1995 | 1753 |
| 1996 | 1696 |
| 1997 | 1827 |
| 1998 | 2105 |
| 1999 | 2378 |
| 2000 | 2738 |
| 2001 | 2984 |
| 2002 | 3218 |
| 2003 | 3443 |
| 2004 | 3691 |
| 2005 | 4214 |
| 2006 | 4973 |
| 2007 | 5245 |
| 2008 | 5441 |
| 2009 | 5853 |
| 2010 | 6687 |
| 2011 | 7567 |
| 2012 | 7869 |
| 2013 | 8085 |
| 2014 | 7653 |
| 2015 | 7691 |
| 2016 | 6817 |
| 2017 | 6791 |
| 2018 | 6612 |
| 2019 | 6708 |
| 2020 | 6347 |
| 2021 | 5201 |
| 2022 | 1092 |
| 2023 | 339 |
| 2024 | 130 |