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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1961 | 1 |
| 1962 | 1 |
| 1964 | 1 |
| 1965 | 1 |
| 1967 | 1 |
| 1971 | 2 |
| 1972 | 1 |
| 1973 | 3 |
| 1974 | 2 |
| 1976 | 3 |
| 1977 | 5 |
| 1978 | 4 |
| 1979 | 4 |
| 1980 | 10 |
| 1981 | 13 |
| 1982 | 14 |
| 1983 | 23 |
| 1984 | 38 |
| 1985 | 47 |
| 1986 | 50 |
| 1987 | 776 |
| 1988 | 2101 |
| 1989 | 3101 |
| 1990 | 3578 |
| 1991 | 3833 |
| 1992 | 3885 |
| 1993 | 3946 |
| 1994 | 4044 |
| 1995 | 4101 |
| 1996 | 4134 |
| 1997 | 3975 |
| 1998 | 4062 |
| 1999 | 4135 |
| 2000 | 4277 |
| 2001 | 4535 |
| 2002 | 4922 |
| 2003 | 5091 |
| 2004 | 5607 |
| 2005 | 6042 |
| 2006 | 6487 |
| 2007 | 6935 |
| 2008 | 7441 |
| 2009 | 7931 |
| 2010 | 8975 |
| 2011 | 9608 |
| 2012 | 9890 |
| 2013 | 10788 |
| 2014 | 10643 |
| 2015 | 10901 |
| 2016 | 10702 |
| 2017 | 10328 |
| 2018 | 10331 |
| 2019 | 10165 |
| 2020 | 10802 |
| 2021 | 11371 |
| 2022 | 10089 |
| 2023 | 10236 |
| 2024 | 8351 |
| 2025 | 2992 |