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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1949 | 1 |
| 1966 | 1 |
| 1967 | 1 |
| 1970 | 1 |
| 1974 | 1 |
| 1975 | 1 |
| 1976 | 2 |
| 1977 | 3 |
| 1978 | 2 |
| 1980 | 1 |
| 1981 | 1 |
| 1982 | 4 |
| 1983 | 1 |
| 1984 | 8 |
| 1985 | 3 |
| 1986 | 6 |
| 1987 | 78 |
| 1988 | 207 |
| 1989 | 185 |
| 1990 | 240 |
| 1991 | 283 |
| 1992 | 283 |
| 1993 | 334 |
| 1994 | 313 |
| 1995 | 403 |
| 1996 | 387 |
| 1997 | 426 |
| 1998 | 441 |
| 1999 | 522 |
| 2000 | 567 |
| 2001 | 540 |
| 2002 | 611 |
| 2003 | 618 |
| 2004 | 724 |
| 2005 | 743 |
| 2006 | 837 |
| 2007 | 949 |
| 2008 | 1023 |
| 2009 | 1098 |
| 2010 | 1256 |
| 2011 | 1397 |
| 2012 | 1499 |
| 2013 | 1774 |
| 2014 | 2762 |
| 2015 | 3282 |
| 2016 | 2936 |
| 2017 | 2750 |
| 2018 | 3495 |
| 2019 | 3768 |
| 2020 | 4206 |
| 2021 | 4587 |
| 2022 | 3791 |
| 2023 | 4048 |
| 2024 | 1836 |