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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 1 |
| 1948 | 1 |
| 1951 | 7 |
| 1952 | 1 |
| 1959 | 9 |
| 1960 | 7 |
| 1961 | 15 |
| 1962 | 4 |
| 1974 | 1 |
| 1976 | 14 |
| 1977 | 23 |
| 1978 | 31 |
| 1979 | 41 |
| 1980 | 21 |
| 1981 | 40 |
| 1982 | 62 |
| 1983 | 68 |
| 1984 | 75 |
| 1985 | 90 |
| 1986 | 103 |
| 1987 | 200 |
| 1988 | 239 |
| 1989 | 345 |
| 1990 | 399 |
| 1991 | 291 |
| 1992 | 421 |
| 1993 | 327 |
| 1994 | 277 |
| 1995 | 279 |
| 1996 | 250 |
| 1997 | 220 |
| 1998 | 249 |
| 1999 | 303 |
| 2000 | 477 |
| 2001 | 365 |
| 2002 | 426 |
| 2003 | 447 |
| 2004 | 472 |
| 2005 | 532 |
| 2006 | 471 |
| 2007 | 573 |
| 2008 | 612 |
| 2009 | 636 |
| 2010 | 738 |
| 2011 | 792 |
| 2012 | 786 |
| 2013 | 815 |
| 2014 | 821 |
| 2015 | 882 |
| 2016 | 803 |
| 2017 | 757 |
| 2018 | 801 |
| 2019 | 800 |
| 2020 | 819 |
| 2021 | 785 |
| 2022 | 490 |
| 2023 | 453 |
| 2024 | 141 |