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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1969 | 1 |
| 1970 | 1 |
| 1971 | 1 |
| 1972 | 1 |
| 1974 | 1 |
| 1975 | 1 |
| 1976 | 1 |
| 1977 | 1 |
| 1978 | 2 |
| 1979 | 2 |
| 1985 | 1 |
| 1986 | 2 |
| 1988 | 2 |
| 1989 | 3 |
| 1990 | 3 |
| 1991 | 4 |
| 1992 | 3 |
| 1993 | 5 |
| 1994 | 2 |
| 1995 | 5 |
| 1996 | 13 |
| 1997 | 8 |
| 1998 | 4 |
| 1999 | 13 |
| 2000 | 20 |
| 2001 | 23 |
| 2002 | 34 |
| 2003 | 40 |
| 2004 | 57 |
| 2005 | 60 |
| 2006 | 75 |
| 2007 | 117 |
| 2008 | 126 |
| 2009 | 154 |
| 2010 | 178 |
| 2011 | 211 |
| 2012 | 202 |
| 2013 | 176 |
| 2014 | 238 |
| 2015 | 260 |
| 2016 | 310 |
| 2017 | 321 |
| 2018 | 304 |
| 2019 | 291 |
| 2020 | 315 |
| 2021 | 338 |
| 2022 | 335 |
| 2023 | 329 |
| 2024 | 325 |
| 2025 | 2 |