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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1957 | 1 |
| 1958 | 1 |
| 1959 | 1 |
| 1962 | 1 |
| 1974 | 1 |
| 1975 | 4 |
| 1976 | 2 |
| 1977 | 1 |
| 1978 | 3 |
| 1979 | 8 |
| 1980 | 2 |
| 1981 | 2 |
| 1982 | 3 |
| 1983 | 3 |
| 1985 | 3 |
| 1986 | 2 |
| 1987 | 2 |
| 1989 | 1 |
| 1991 | 1 |
| 1992 | 4 |
| 1993 | 1 |
| 1994 | 1 |
| 1995 | 2 |
| 1996 | 3 |
| 1997 | 6 |
| 1998 | 4 |
| 1999 | 7 |
| 2000 | 7 |
| 2001 | 4 |
| 2002 | 18 |
| 2003 | 19 |
| 2004 | 22 |
| 2005 | 31 |
| 2006 | 38 |
| 2007 | 40 |
| 2008 | 65 |
| 2009 | 91 |
| 2010 | 104 |
| 2011 | 116 |
| 2012 | 114 |
| 2013 | 115 |
| 2014 | 127 |
| 2015 | 167 |
| 2016 | 161 |
| 2017 | 174 |
| 2018 | 204 |
| 2019 | 215 |
| 2020 | 261 |
| 2021 | 396 |
| 2022 | 427 |
| 2023 | 422 |
| 2024 | 464 |
| 2025 | 427 |