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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1957 | 1 |
| 1960 | 1 |
| 1961 | 1 |
| 1962 | 1 |
| 1965 | 1 |
| 1966 | 1 |
| 1967 | 1 |
| 1968 | 1 |
| 1971 | 1 |
| 1974 | 1 |
| 1975 | 1 |
| 1977 | 1 |
| 1978 | 1 |
| 1982 | 1 |
| 1984 | 4 |
| 1985 | 3 |
| 1986 | 3 |
| 1987 | 2 |
| 1990 | 4 |
| 1991 | 7 |
| 1992 | 7 |
| 1993 | 9 |
| 1994 | 10 |
| 1995 | 10 |
| 1996 | 7 |
| 1997 | 9 |
| 1998 | 6 |
| 1999 | 14 |
| 2000 | 21 |
| 2001 | 16 |
| 2002 | 23 |
| 2003 | 24 |
| 2004 | 34 |
| 2005 | 45 |
| 2006 | 73 |
| 2007 | 79 |
| 2008 | 79 |
| 2009 | 81 |
| 2010 | 89 |
| 2011 | 121 |
| 2012 | 123 |
| 2013 | 155 |
| 2014 | 164 |
| 2015 | 161 |
| 2016 | 200 |
| 2017 | 201 |
| 2018 | 219 |
| 2019 | 270 |
| 2020 | 299 |
| 2021 | 380 |
| 2022 | 422 |
| 2023 | 416 |
| 2024 | 501 |
| 2025 | 442 |
| 2026 | 1 |