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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1962 | 1 |
| 1967 | 3 |
| 1968 | 2 |
| 1970 | 1 |
| 1971 | 1 |
| 1976 | 3 |
| 1979 | 4 |
| 1980 | 2 |
| 1982 | 2 |
| 1986 | 3 |
| 1987 | 2 |
| 1988 | 10 |
| 1989 | 4 |
| 1990 | 10 |
| 1991 | 6 |
| 1992 | 6 |
| 1993 | 9 |
| 1994 | 5 |
| 1995 | 6 |
| 1996 | 16 |
| 1997 | 13 |
| 1998 | 22 |
| 1999 | 18 |
| 2000 | 21 |
| 2001 | 20 |
| 2002 | 20 |
| 2003 | 21 |
| 2004 | 25 |
| 2005 | 32 |
| 2006 | 39 |
| 2007 | 54 |
| 2008 | 59 |
| 2009 | 58 |
| 2010 | 97 |
| 2011 | 90 |
| 2012 | 112 |
| 2013 | 113 |
| 2014 | 144 |
| 2015 | 149 |
| 2016 | 154 |
| 2017 | 155 |
| 2018 | 160 |
| 2019 | 167 |
| 2020 | 222 |
| 2021 | 216 |
| 2022 | 233 |
| 2023 | 253 |
| 2024 | 100 |