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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1951 | 3 |
| 1952 | 1 |
| 1953 | 1 |
| 1954 | 4 |
| 1955 | 1 |
| 1957 | 1 |
| 1958 | 2 |
| 1963 | 1 |
| 1964 | 2 |
| 1965 | 3 |
| 1970 | 1 |
| 1978 | 2 |
| 1979 | 1 |
| 1981 | 3 |
| 1982 | 1 |
| 1984 | 4 |
| 1987 | 2 |
| 1988 | 1 |
| 1989 | 2 |
| 1990 | 4 |
| 1991 | 1 |
| 1992 | 4 |
| 1993 | 7 |
| 1994 | 5 |
| 1995 | 9 |
| 1996 | 7 |
| 1997 | 5 |
| 1998 | 7 |
| 1999 | 10 |
| 2000 | 16 |
| 2001 | 16 |
| 2002 | 16 |
| 2003 | 17 |
| 2004 | 21 |
| 2005 | 25 |
| 2006 | 34 |
| 2007 | 36 |
| 2008 | 26 |
| 2009 | 34 |
| 2010 | 22 |
| 2011 | 52 |
| 2012 | 44 |
| 2013 | 72 |
| 2014 | 148 |
| 2015 | 209 |
| 2016 | 256 |
| 2017 | 304 |
| 2018 | 346 |
| 2019 | 388 |
| 2020 | 458 |
| 2021 | 527 |
| 2022 | 481 |
| 2023 | 430 |
| 2024 | 177 |