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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 1 |
| 1948 | 1 |
| 1950 | 1 |
| 1952 | 1 |
| 1954 | 1 |
| 1960 | 2 |
| 1961 | 1 |
| 1962 | 2 |
| 1963 | 2 |
| 1964 | 3 |
| 1965 | 1 |
| 1971 | 1 |
| 1983 | 1 |
| 1987 | 1 |
| 1988 | 1 |
| 1989 | 17 |
| 1990 | 28 |
| 1991 | 39 |
| 1992 | 32 |
| 1993 | 30 |
| 1994 | 20 |
| 1995 | 21 |
| 1996 | 21 |
| 1997 | 23 |
| 1998 | 30 |
| 1999 | 43 |
| 2000 | 38 |
| 2001 | 43 |
| 2002 | 39 |
| 2003 | 27 |
| 2004 | 46 |
| 2005 | 49 |
| 2006 | 78 |
| 2007 | 58 |
| 2008 | 60 |
| 2009 | 50 |
| 2010 | 54 |
| 2011 | 57 |
| 2012 | 66 |
| 2013 | 69 |
| 2014 | 49 |
| 2015 | 65 |
| 2016 | 52 |
| 2017 | 72 |
| 2018 | 54 |
| 2019 | 59 |
| 2020 | 59 |
| 2021 | 77 |
| 2022 | 56 |
| 2023 | 45 |
| 2024 | 18 |