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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1956 | 2 |
| 1957 | 1 |
| 1958 | 1 |
| 1959 | 1 |
| 1960 | 1 |
| 1964 | 1 |
| 1965 | 2 |
| 1966 | 2 |
| 1969 | 1 |
| 1972 | 1 |
| 1975 | 3 |
| 1977 | 1 |
| 1978 | 1 |
| 1979 | 1 |
| 1981 | 2 |
| 1982 | 1 |
| 1983 | 3 |
| 1984 | 2 |
| 1986 | 2 |
| 1987 | 3 |
| 1988 | 4 |
| 1989 | 6 |
| 1990 | 4 |
| 1991 | 12 |
| 1992 | 7 |
| 1993 | 4 |
| 1994 | 9 |
| 1995 | 11 |
| 1996 | 9 |
| 1997 | 17 |
| 1998 | 12 |
| 1999 | 17 |
| 2000 | 22 |
| 2001 | 35 |
| 2002 | 33 |
| 2003 | 67 |
| 2004 | 70 |
| 2005 | 92 |
| 2006 | 74 |
| 2007 | 68 |
| 2008 | 60 |
| 2009 | 93 |
| 2010 | 101 |
| 2011 | 105 |
| 2012 | 132 |
| 2013 | 140 |
| 2014 | 169 |
| 2015 | 185 |
| 2016 | 213 |
| 2017 | 229 |
| 2018 | 249 |
| 2019 | 291 |
| 2020 | 365 |
| 2021 | 393 |
| 2022 | 388 |
| 2023 | 331 |
| 2024 | 314 |
| 2025 | 239 |