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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1964 | 1 |
| 1968 | 1 |
| 1969 | 2 |
| 1970 | 1 |
| 1972 | 1 |
| 1973 | 2 |
| 1975 | 3 |
| 1977 | 1 |
| 1978 | 3 |
| 1979 | 1 |
| 1980 | 3 |
| 1981 | 2 |
| 1982 | 2 |
| 1983 | 4 |
| 1984 | 3 |
| 1985 | 1 |
| 1986 | 11 |
| 1987 | 8 |
| 1988 | 7 |
| 1989 | 8 |
| 1990 | 10 |
| 1991 | 9 |
| 1992 | 9 |
| 1993 | 14 |
| 1994 | 17 |
| 1995 | 11 |
| 1996 | 15 |
| 1997 | 11 |
| 1998 | 23 |
| 1999 | 28 |
| 2000 | 46 |
| 2001 | 52 |
| 2002 | 36 |
| 2003 | 56 |
| 2004 | 67 |
| 2005 | 69 |
| 2006 | 78 |
| 2007 | 100 |
| 2008 | 115 |
| 2009 | 122 |
| 2010 | 117 |
| 2011 | 119 |
| 2012 | 111 |
| 2013 | 137 |
| 2014 | 170 |
| 2015 | 223 |
| 2016 | 227 |
| 2017 | 238 |
| 2018 | 300 |
| 2019 | 324 |
| 2020 | 414 |
| 2021 | 515 |
| 2022 | 467 |
| 2023 | 467 |
| 2024 | 196 |