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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 1 |
| 1949 | 1 |
| 1951 | 8 |
| 1952 | 39 |
| 1953 | 34 |
| 1954 | 33 |
| 1955 | 36 |
| 1956 | 46 |
| 1957 | 31 |
| 1958 | 27 |
| 1959 | 18 |
| 1980 | 2 |
| 1981 | 2 |
| 1982 | 2 |
| 1983 | 5 |
| 1984 | 2 |
| 1985 | 2 |
| 1986 | 2 |
| 1987 | 6 |
| 1988 | 6 |
| 1989 | 6 |
| 1990 | 10 |
| 1991 | 18 |
| 1992 | 32 |
| 1993 | 41 |
| 1994 | 61 |
| 1995 | 65 |
| 1996 | 61 |
| 1997 | 50 |
| 1998 | 63 |
| 1999 | 50 |
| 2000 | 51 |
| 2001 | 52 |
| 2002 | 52 |
| 2003 | 63 |
| 2004 | 42 |
| 2005 | 45 |
| 2006 | 57 |
| 2007 | 72 |
| 2008 | 102 |
| 2009 | 126 |
| 2010 | 303 |
| 2011 | 591 |
| 2012 | 562 |
| 2013 | 674 |
| 2014 | 724 |
| 2015 | 742 |
| 2016 | 662 |
| 2017 | 613 |
| 2018 | 636 |
| 2019 | 649 |
| 2020 | 481 |
| 2021 | 212 |
| 2022 | 33 |
| 2023 | 12 |
| 2024 | 4 |