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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1962 | 1 |
| 1963 | 1 |
| 1969 | 1 |
| 1971 | 3 |
| 1975 | 2 |
| 1977 | 1 |
| 1979 | 3 |
| 1981 | 1 |
| 1984 | 2 |
| 1989 | 2 |
| 1990 | 2 |
| 1991 | 1 |
| 1992 | 1 |
| 1993 | 3 |
| 1994 | 2 |
| 1995 | 2 |
| 1996 | 9 |
| 1997 | 4 |
| 1999 | 1 |
| 2000 | 8 |
| 2001 | 10 |
| 2002 | 16 |
| 2003 | 11 |
| 2004 | 14 |
| 2005 | 23 |
| 2006 | 39 |
| 2007 | 41 |
| 2008 | 47 |
| 2009 | 35 |
| 2010 | 51 |
| 2011 | 59 |
| 2012 | 81 |
| 2013 | 93 |
| 2014 | 73 |
| 2015 | 88 |
| 2016 | 124 |
| 2017 | 126 |
| 2018 | 100 |
| 2019 | 105 |
| 2020 | 140 |
| 2021 | 134 |
| 2022 | 125 |
| 2023 | 137 |
| 2024 | 151 |
| 2025 | 122 |