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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 |
| 1965 | 2 |
| 1966 | 7 |
| 1967 | 18 |
| 1968 | 11 |
| 1969 | 21 |
| 1970 | 18 |
| 1971 | 23 |
| 1972 | 13 |
| 1973 | 19 |
| 1974 | 19 |
| 1975 | 14 |
| 1976 | 19 |
| 1977 | 20 |
| 1978 | 22 |
| 1979 | 19 |
| 1980 | 19 |
| 1981 | 35 |
| 1982 | 34 |
| 1983 | 32 |
| 1984 | 46 |
| 1985 | 45 |
| 1986 | 45 |
| 1987 | 50 |
| 1988 | 56 |
| 1989 | 76 |
| 1990 | 72 |
| 1991 | 86 |
| 1992 | 83 |
| 1993 | 101 |
| 1994 | 111 |
| 1995 | 123 |
| 1996 | 109 |
| 1997 | 119 |
| 1998 | 147 |
| 1999 | 141 |
| 2000 | 146 |
| 2001 | 185 |
| 2002 | 213 |
| 2003 | 227 |
| 2004 | 301 |
| 2005 | 321 |
| 2006 | 340 |
| 2007 | 381 |
| 2008 | 439 |
| 2009 | 509 |
| 2010 | 584 |
| 2011 | 658 |
| 2012 | 750 |
| 2013 | 825 |
| 2014 | 887 |
| 2015 | 971 |
| 2016 | 910 |
| 2017 | 950 |
| 2018 | 946 |
| 2019 | 971 |
| 2020 | 1115 |
| 2021 | 995 |
| 2022 | 699 |
| 2023 | 599 |
| 2024 | 419 |