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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1967 | 1 |
| 1968 | 1 |
| 1973 | 2 |
| 1974 | 2 |
| 1976 | 1 |
| 1977 | 1 |
| 1980 | 1 |
| 1983 | 1 |
| 1984 | 2 |
| 1985 | 2 |
| 1986 | 1 |
| 1989 | 2 |
| 1990 | 3 |
| 1992 | 2 |
| 1993 | 3 |
| 1994 | 2 |
| 1995 | 1 |
| 1996 | 6 |
| 1997 | 5 |
| 1998 | 10 |
| 1999 | 3 |
| 2000 | 12 |
| 2001 | 14 |
| 2002 | 22 |
| 2003 | 26 |
| 2004 | 14 |
| 2005 | 30 |
| 2006 | 57 |
| 2007 | 72 |
| 2008 | 75 |
| 2009 | 92 |
| 2010 | 104 |
| 2011 | 96 |
| 2012 | 107 |
| 2013 | 141 |
| 2014 | 146 |
| 2015 | 165 |
| 2016 | 177 |
| 2017 | 193 |
| 2018 | 212 |
| 2019 | 199 |
| 2020 | 265 |
| 2021 | 286 |
| 2022 | 317 |
| 2023 | 352 |
| 2024 | 152 |