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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1964 | 1 |
| 1976 | 2 |
| 1977 | 1 |
| 1978 | 4 |
| 1979 | 1 |
| 1982 | 1 |
| 1983 | 2 |
| 1984 | 1 |
| 1985 | 4 |
| 1986 | 2 |
| 1987 | 2 |
| 1988 | 1 |
| 1989 | 2 |
| 1991 | 2 |
| 1993 | 1 |
| 1994 | 2 |
| 1995 | 1 |
| 1997 | 4 |
| 1998 | 1 |
| 1999 | 2 |
| 2000 | 3 |
| 2001 | 4 |
| 2002 | 88 |
| 2003 | 107 |
| 2004 | 132 |
| 2005 | 109 |
| 2006 | 107 |
| 2007 | 137 |
| 2008 | 127 |
| 2009 | 121 |
| 2010 | 144 |
| 2011 | 123 |
| 2012 | 136 |
| 2013 | 140 |
| 2014 | 144 |
| 2015 | 144 |
| 2016 | 142 |
| 2017 | 144 |
| 2018 | 108 |
| 2019 | 111 |
| 2020 | 104 |
| 2021 | 122 |
| 2022 | 105 |
| 2023 | 149 |
| 2024 | 45 |