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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1970 | 2 |
| 1973 | 1 |
| 1974 | 11 |
| 1975 | 13 |
| 1976 | 9 |
| 1977 | 16 |
| 1978 | 25 |
| 1979 | 24 |
| 1980 | 16 |
| 1981 | 11 |
| 1982 | 12 |
| 1983 | 13 |
| 1984 | 19 |
| 1985 | 14 |
| 1986 | 16 |
| 1987 | 19 |
| 1988 | 31 |
| 1989 | 27 |
| 1990 | 33 |
| 1991 | 34 |
| 1992 | 47 |
| 1993 | 68 |
| 1994 | 68 |
| 1995 | 99 |
| 1996 | 94 |
| 1997 | 104 |
| 1998 | 135 |
| 1999 | 106 |
| 2000 | 116 |
| 2001 | 136 |
| 2002 | 244 |
| 2003 | 221 |
| 2004 | 268 |
| 2005 | 294 |
| 2006 | 253 |
| 2007 | 329 |
| 2008 | 328 |
| 2009 | 481 |
| 2010 | 565 |
| 2011 | 626 |
| 2012 | 645 |
| 2013 | 727 |
| 2014 | 766 |
| 2015 | 744 |
| 2016 | 666 |
| 2017 | 601 |
| 2018 | 638 |
| 2019 | 586 |
| 2020 | 621 |
| 2021 | 485 |
| 2022 | 69 |
| 2023 | 31 |
| 2024 | 180 |
| 2025 | 257 |
| 2026 | 3 |