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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1970 | 1 |
| 1973 | 1 |
| 1974 | 3 |
| 1975 | 3 |
| 1976 | 4 |
| 1977 | 6 |
| 1978 | 6 |
| 1979 | 5 |
| 1980 | 14 |
| 1981 | 2 |
| 1982 | 1 |
| 1983 | 6 |
| 1984 | 4 |
| 1985 | 1 |
| 1986 | 5 |
| 1987 | 3 |
| 1988 | 4 |
| 1989 | 18 |
| 1990 | 128 |
| 1991 | 271 |
| 1992 | 292 |
| 1993 | 330 |
| 1994 | 339 |
| 1995 | 322 |
| 1996 | 373 |
| 1997 | 379 |
| 1998 | 391 |
| 1999 | 559 |
| 2000 | 448 |
| 2001 | 625 |
| 2002 | 587 |
| 2003 | 581 |
| 2004 | 806 |
| 2005 | 960 |
| 2006 | 913 |
| 2007 | 924 |
| 2008 | 1016 |
| 2009 | 1149 |
| 2010 | 1090 |
| 2011 | 1207 |
| 2012 | 1532 |
| 2013 | 1730 |
| 2014 | 1533 |
| 2015 | 1615 |
| 2016 | 1592 |
| 2017 | 1395 |
| 2018 | 1305 |
| 2019 | 1210 |
| 2020 | 1421 |
| 2021 | 1474 |
| 2022 | 874 |
| 2023 | 634 |
| 2024 | 195 |