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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1953 | 7 |
| 1954 | 5 |
| 1955 | 6 |
| 1956 | 10 |
| 1957 | 14 |
| 1958 | 7 |
| 1959 | 6 |
| 1960 | 5 |
| 1961 | 7 |
| 1962 | 5 |
| 1976 | 2 |
| 1977 | 22 |
| 1978 | 66 |
| 1979 | 83 |
| 1980 | 104 |
| 1981 | 85 |
| 1982 | 71 |
| 1983 | 86 |
| 1984 | 77 |
| 1985 | 77 |
| 1986 | 72 |
| 1987 | 65 |
| 1988 | 74 |
| 1989 | 81 |
| 1990 | 93 |
| 1991 | 103 |
| 1992 | 98 |
| 1993 | 101 |
| 1994 | 97 |
| 1995 | 112 |
| 1996 | 102 |
| 1997 | 126 |
| 1998 | 140 |
| 1999 | 151 |
| 2000 | 146 |
| 2001 | 173 |
| 2002 | 198 |
| 2003 | 215 |
| 2004 | 247 |
| 2005 | 324 |
| 2006 | 448 |
| 2007 | 520 |
| 2008 | 562 |
| 2009 | 573 |
| 2010 | 631 |
| 2011 | 792 |
| 2012 | 838 |
| 2013 | 968 |
| 2014 | 1094 |
| 2015 | 1196 |
| 2016 | 1087 |
| 2017 | 992 |
| 2018 | 1009 |
| 2019 | 960 |
| 2020 | 660 |
| 2021 | 313 |
| 2022 | 195 |
| 2023 | 192 |
| 2024 | 109 |