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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1965 | 1 |
| 1967 | 1 |
| 1968 | 5 |
| 1969 | 3 |
| 1970 | 1 |
| 1971 | 1 |
| 1972 | 1 |
| 1973 | 3 |
| 1974 | 2 |
| 1975 | 1 |
| 1977 | 2 |
| 1978 | 2 |
| 1981 | 2 |
| 1982 | 1 |
| 1983 | 7 |
| 1984 | 1 |
| 1985 | 6 |
| 1986 | 6 |
| 1987 | 9 |
| 1988 | 8 |
| 1989 | 14 |
| 1990 | 3 |
| 1991 | 17 |
| 1992 | 16 |
| 1993 | 17 |
| 1994 | 17 |
| 1995 | 14 |
| 1996 | 31 |
| 1997 | 22 |
| 1998 | 28 |
| 1999 | 22 |
| 2000 | 36 |
| 2001 | 42 |
| 2002 | 61 |
| 2003 | 56 |
| 2004 | 64 |
| 2005 | 62 |
| 2006 | 56 |
| 2007 | 67 |
| 2008 | 69 |
| 2009 | 73 |
| 2010 | 83 |
| 2011 | 114 |
| 2012 | 103 |
| 2013 | 146 |
| 2014 | 170 |
| 2015 | 163 |
| 2016 | 166 |
| 2017 | 182 |
| 2018 | 209 |
| 2019 | 220 |
| 2020 | 258 |
| 2021 | 349 |
| 2022 | 370 |
| 2023 | 48 |