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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 1 |
| 1954 | 1 |
| 1955 | 1 |
| 1958 | 1 |
| 1959 | 1 |
| 1960 | 1 |
| 1962 | 2 |
| 1963 | 6 |
| 1966 | 1 |
| 1971 | 3 |
| 1972 | 1 |
| 1973 | 1 |
| 1979 | 3 |
| 1980 | 4 |
| 1981 | 13 |
| 1982 | 13 |
| 1983 | 14 |
| 1984 | 21 |
| 1985 | 18 |
| 1986 | 15 |
| 1987 | 23 |
| 1988 | 37 |
| 1989 | 33 |
| 1990 | 44 |
| 1991 | 33 |
| 1992 | 37 |
| 1993 | 56 |
| 1994 | 63 |
| 1995 | 60 |
| 1996 | 89 |
| 1997 | 90 |
| 1998 | 102 |
| 1999 | 127 |
| 2000 | 144 |
| 2001 | 152 |
| 2002 | 207 |
| 2003 | 304 |
| 2004 | 349 |
| 2005 | 488 |
| 2006 | 569 |
| 2007 | 625 |
| 2008 | 722 |
| 2009 | 930 |
| 2010 | 1069 |
| 2011 | 1202 |
| 2012 | 1434 |
| 2013 | 1705 |
| 2014 | 1865 |
| 2015 | 2094 |
| 2016 | 2312 |
| 2017 | 2577 |
| 2018 | 2961 |
| 2019 | 3453 |
| 2020 | 4211 |
| 2021 | 4804 |
| 2022 | 5626 |
| 2023 | 2833 |