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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1957 | 1 |
| 1960 | 1 |
| 1964 | 2 |
| 1966 | 1 |
| 1967 | 1 |
| 1968 | 1 |
| 1969 | 1 |
| 1971 | 1 |
| 1973 | 2 |
| 1974 | 1 |
| 1975 | 1 |
| 1977 | 1 |
| 1979 | 3 |
| 1980 | 5 |
| 1981 | 5 |
| 1982 | 6 |
| 1983 | 10 |
| 1984 | 11 |
| 1985 | 19 |
| 1986 | 19 |
| 1987 | 17 |
| 1988 | 27 |
| 1989 | 24 |
| 1990 | 20 |
| 1991 | 15 |
| 1992 | 23 |
| 1993 | 37 |
| 1994 | 25 |
| 1995 | 46 |
| 1996 | 34 |
| 1997 | 47 |
| 1998 | 62 |
| 1999 | 63 |
| 2000 | 70 |
| 2001 | 57 |
| 2002 | 79 |
| 2003 | 104 |
| 2004 | 114 |
| 2005 | 145 |
| 2006 | 180 |
| 2007 | 210 |
| 2008 | 251 |
| 2009 | 309 |
| 2010 | 369 |
| 2011 | 418 |
| 2012 | 543 |
| 2013 | 654 |
| 2014 | 717 |
| 2015 | 774 |
| 2016 | 835 |
| 2017 | 977 |
| 2018 | 1085 |
| 2019 | 1362 |
| 2020 | 1533 |
| 2021 | 1867 |
| 2022 | 2219 |
| 2023 | 1001 |