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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1950 | 1 |
| 1954 | 1 |
| 1956 | 1 |
| 1960 | 1 |
| 1964 | 1 |
| 1966 | 2 |
| 1968 | 1 |
| 1973 | 1 |
| 1977 | 1 |
| 1978 | 1 |
| 1981 | 2 |
| 1982 | 1 |
| 1983 | 1 |
| 1984 | 1 |
| 1985 | 1 |
| 1988 | 3 |
| 1989 | 2 |
| 1990 | 2 |
| 1992 | 2 |
| 1993 | 7 |
| 1994 | 8 |
| 1995 | 2 |
| 1996 | 2 |
| 1997 | 3 |
| 1998 | 2 |
| 1999 | 7 |
| 2000 | 9 |
| 2001 | 19 |
| 2002 | 26 |
| 2003 | 24 |
| 2004 | 26 |
| 2005 | 31 |
| 2006 | 24 |
| 2007 | 43 |
| 2008 | 64 |
| 2009 | 72 |
| 2010 | 67 |
| 2011 | 79 |
| 2012 | 95 |
| 2013 | 79 |
| 2014 | 87 |
| 2015 | 99 |
| 2016 | 111 |
| 2017 | 104 |
| 2018 | 127 |
| 2019 | 137 |
| 2020 | 167 |
| 2021 | 177 |
| 2022 | 162 |
| 2023 | 89 |