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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1962 | 2 |
| 1965 | 1 |
| 1966 | 3 |
| 1969 | 3 |
| 1970 | 1 |
| 1971 | 1 |
| 1974 | 1 |
| 1975 | 6 |
| 1977 | 2 |
| 1978 | 1 |
| 1979 | 1 |
| 1981 | 1 |
| 1983 | 1 |
| 1984 | 1 |
| 1985 | 5 |
| 1986 | 23 |
| 1987 | 31 |
| 1988 | 23 |
| 1989 | 29 |
| 1990 | 55 |
| 1991 | 53 |
| 1992 | 58 |
| 1993 | 60 |
| 1994 | 68 |
| 1995 | 63 |
| 1996 | 97 |
| 1997 | 66 |
| 1998 | 64 |
| 1999 | 86 |
| 2000 | 110 |
| 2001 | 91 |
| 2002 | 95 |
| 2003 | 114 |
| 2004 | 118 |
| 2005 | 131 |
| 2006 | 183 |
| 2007 | 171 |
| 2008 | 221 |
| 2009 | 243 |
| 2010 | 276 |
| 2011 | 306 |
| 2012 | 328 |
| 2013 | 412 |
| 2014 | 355 |
| 2015 | 376 |
| 2016 | 346 |
| 2017 | 352 |
| 2018 | 353 |
| 2019 | 328 |
| 2020 | 306 |
| 2021 | 245 |
| 2022 | 203 |
| 2023 | 167 |
| 2024 | 243 |
| 2025 | 191 |