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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1959 | 1 |
| 1960 | 1 |
| 1961 | 3 |
| 1962 | 1 |
| 1963 | 4 |
| 1964 | 3 |
| 1965 | 3 |
| 1966 | 2 |
| 1967 | 5 |
| 1968 | 8 |
| 1969 | 8 |
| 1970 | 10 |
| 1971 | 4 |
| 1972 | 9 |
| 1973 | 9 |
| 1974 | 25 |
| 1975 | 28 |
| 1976 | 20 |
| 1977 | 31 |
| 1978 | 59 |
| 1979 | 51 |
| 1980 | 930 |
| 1981 | 2096 |
| 1982 | 2034 |
| 1983 | 2087 |
| 1984 | 2189 |
| 1985 | 2263 |
| 1986 | 2386 |
| 1987 | 2330 |
| 1988 | 2400 |
| 1989 | 2389 |
| 1990 | 2373 |
| 1991 | 2385 |
| 1992 | 2380 |
| 1993 | 2430 |
| 1994 | 2263 |
| 1995 | 2295 |
| 1996 | 2287 |
| 1997 | 2351 |
| 1998 | 2340 |
| 1999 | 2332 |
| 2000 | 2403 |
| 2001 | 2423 |
| 2002 | 2581 |
| 2003 | 2782 |
| 2004 | 3078 |
| 2005 | 3428 |
| 2006 | 3849 |
| 2007 | 4333 |
| 2008 | 4928 |
| 2009 | 5507 |
| 2010 | 6230 |
| 2011 | 7044 |
| 2012 | 7517 |
| 2013 | 7985 |
| 2014 | 8577 |
| 2015 | 8850 |
| 2016 | 8885 |
| 2017 | 8529 |
| 2018 | 8664 |
| 2019 | 8305 |
| 2020 | 8752 |
| 2021 | 9181 |
| 2022 | 8532 |
| 2023 | 7780 |
| 2024 | 3781 |
| 2025 | 1 |