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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 | 1 |
| 1966 | 4 |
| 1967 | 12 |
| 1968 | 9 |
| 1969 | 17 |
| 1970 | 12 |
| 1971 | 20 |
| 1972 | 7 |
| 1973 | 11 |
| 1974 | 14 |
| 1975 | 10 |
| 1976 | 18 |
| 1977 | 17 |
| 1978 | 16 |
| 1979 | 19 |
| 1980 | 18 |
| 1981 | 31 |
| 1982 | 31 |
| 1983 | 29 |
| 1984 | 39 |
| 1985 | 42 |
| 1986 | 39 |
| 1987 | 43 |
| 1988 | 53 |
| 1989 | 70 |
| 1990 | 62 |
| 1991 | 76 |
| 1992 | 72 |
| 1993 | 87 |
| 1994 | 103 |
| 1995 | 114 |
| 1996 | 100 |
| 1997 | 105 |
| 1998 | 140 |
| 1999 | 132 |
| 2000 | 134 |
| 2001 | 170 |
| 2002 | 199 |
| 2003 | 197 |
| 2004 | 260 |
| 2005 | 279 |
| 2006 | 273 |
| 2007 | 315 |
| 2008 | 349 |
| 2009 | 418 |
| 2010 | 477 |
| 2011 | 549 |
| 2012 | 607 |
| 2013 | 678 |
| 2014 | 739 |
| 2015 | 797 |
| 2016 | 765 |
| 2017 | 760 |
| 2018 | 764 |
| 2019 | 783 |
| 2020 | 872 |
| 2021 | 799 |
| 2022 | 630 |
| 2023 | 571 |
| 2024 | 1195 |
| 2025 | 976 |