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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1952 | 1 |
| 1959 | 1 |
| 1962 | 2 |
| 1965 | 2 |
| 1966 | 2 |
| 1968 | 1 |
| 1969 | 4 |
| 1970 | 2 |
| 1971 | 2 |
| 1972 | 3 |
| 1974 | 3 |
| 1975 | 2 |
| 1977 | 2 |
| 1978 | 1 |
| 1980 | 1 |
| 1981 | 2 |
| 1983 | 1 |
| 1984 | 2 |
| 1985 | 6 |
| 1986 | 2 |
| 1987 | 1 |
| 1988 | 4 |
| 1989 | 2 |
| 1990 | 6 |
| 1991 | 3 |
| 1992 | 6 |
| 1993 | 6 |
| 1994 | 8 |
| 1995 | 7 |
| 1996 | 13 |
| 1997 | 29 |
| 1998 | 15 |
| 1999 | 30 |
| 2000 | 33 |
| 2001 | 44 |
| 2002 | 53 |
| 2003 | 79 |
| 2004 | 78 |
| 2005 | 104 |
| 2006 | 145 |
| 2007 | 134 |
| 2008 | 180 |
| 2009 | 177 |
| 2010 | 160 |
| 2011 | 178 |
| 2012 | 221 |
| 2013 | 286 |
| 2014 | 318 |
| 2015 | 378 |
| 2016 | 431 |
| 2017 | 380 |
| 2018 | 411 |
| 2019 | 430 |
| 2020 | 555 |
| 2021 | 739 |
| 2022 | 775 |
| 2023 | 703 |
| 2024 | 306 |