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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1961 | 1 |
| 1969 | 1 |
| 1973 | 1 |
| 1975 | 1 |
| 1978 | 1 |
| 1980 | 3 |
| 1981 | 3 |
| 1983 | 4 |
| 1984 | 6 |
| 1985 | 3 |
| 1986 | 3 |
| 1987 | 11 |
| 1988 | 8 |
| 1989 | 8 |
| 1990 | 3 |
| 1991 | 6 |
| 1992 | 10 |
| 1993 | 15 |
| 1994 | 20 |
| 1995 | 19 |
| 1996 | 24 |
| 1997 | 21 |
| 1998 | 21 |
| 1999 | 17 |
| 2000 | 26 |
| 2001 | 24 |
| 2002 | 32 |
| 2003 | 24 |
| 2004 | 28 |
| 2005 | 34 |
| 2006 | 26 |
| 2007 | 36 |
| 2008 | 57 |
| 2009 | 56 |
| 2010 | 78 |
| 2011 | 99 |
| 2012 | 125 |
| 2013 | 129 |
| 2014 | 133 |
| 2015 | 160 |
| 2016 | 184 |
| 2017 | 218 |
| 2018 | 266 |
| 2019 | 328 |
| 2020 | 456 |
| 2021 | 527 |
| 2022 | 546 |
| 2023 | 521 |
| 2024 | 594 |
| 2025 | 471 |
| 2026 | 1 |