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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1960 | 1 |
| 1963 | 2 |
| 1964 | 1 |
| 1965 | 1 |
| 1966 | 3 |
| 1967 | 2 |
| 1968 | 2 |
| 1969 | 1 |
| 1970 | 7 |
| 1971 | 1 |
| 1972 | 3 |
| 1973 | 2 |
| 1974 | 18 |
| 1975 | 13 |
| 1976 | 12 |
| 1977 | 33 |
| 1978 | 75 |
| 1979 | 83 |
| 1980 | 1822 |
| 1981 | 4213 |
| 1982 | 4353 |
| 1983 | 4550 |
| 1984 | 4581 |
| 1985 | 4747 |
| 1986 | 4918 |
| 1987 | 5147 |
| 1988 | 5230 |
| 1989 | 5316 |
| 1990 | 5385 |
| 1991 | 5562 |
| 1992 | 5430 |
| 1993 | 5363 |
| 1994 | 5422 |
| 1995 | 5535 |
| 1996 | 5306 |
| 1997 | 5476 |
| 1998 | 5240 |
| 1999 | 5350 |
| 2000 | 5728 |
| 2001 | 6081 |
| 2002 | 6317 |
| 2003 | 6742 |
| 2004 | 7367 |
| 2005 | 7988 |
| 2006 | 8356 |
| 2007 | 8899 |
| 2008 | 9879 |
| 2009 | 10398 |
| 2010 | 11473 |
| 2011 | 12285 |
| 2012 | 12885 |
| 2013 | 13335 |
| 2014 | 13491 |
| 2015 | 13330 |
| 2016 | 12827 |
| 2017 | 12519 |
| 2018 | 12597 |
| 2019 | 12963 |
| 2020 | 14364 |
| 2021 | 15137 |
| 2022 | 13631 |
| 2023 | 13506 |
| 2024 | 7100 |
| 2025 | 1 |