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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 1 |
| 1962 | 1 |
| 1963 | 1 |
| 1965 | 7 |
| 1966 | 20 |
| 1967 | 31 |
| 1968 | 26 |
| 1969 | 43 |
| 1970 | 43 |
| 1971 | 55 |
| 1972 | 32 |
| 1973 | 28 |
| 1974 | 25 |
| 1975 | 26 |
| 1976 | 21 |
| 1977 | 30 |
| 1978 | 22 |
| 1979 | 40 |
| 1980 | 31 |
| 1981 | 52 |
| 1982 | 41 |
| 1983 | 55 |
| 1984 | 70 |
| 1985 | 74 |
| 1986 | 119 |
| 1987 | 74 |
| 1988 | 77 |
| 1989 | 98 |
| 1990 | 95 |
| 1991 | 110 |
| 1992 | 118 |
| 1993 | 126 |
| 1994 | 123 |
| 1995 | 115 |
| 1996 | 105 |
| 1997 | 103 |
| 1998 | 112 |
| 1999 | 87 |
| 2000 | 112 |
| 2001 | 79 |
| 2002 | 114 |
| 2003 | 102 |
| 2004 | 98 |
| 2005 | 112 |
| 2006 | 118 |
| 2007 | 120 |
| 2008 | 137 |
| 2009 | 158 |
| 2010 | 166 |
| 2011 | 213 |
| 2012 | 264 |
| 2013 | 398 |
| 2014 | 409 |
| 2015 | 490 |
| 2016 | 518 |
| 2017 | 574 |
| 2018 | 604 |
| 2019 | 626 |
| 2020 | 714 |
| 2021 | 577 |
| 2022 | 290 |
| 2023 | 170 |
| 2024 | 65 |