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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1950 | 1 |
| 1964 | 2 |
| 1974 | 2 |
| 1975 | 7 |
| 1976 | 6 |
| 1977 | 10 |
| 1978 | 4 |
| 1979 | 9 |
| 1980 | 12 |
| 1981 | 20 |
| 1982 | 11 |
| 1983 | 15 |
| 1984 | 24 |
| 1985 | 24 |
| 1986 | 19 |
| 1987 | 33 |
| 1988 | 42 |
| 1989 | 48 |
| 1990 | 47 |
| 1991 | 44 |
| 1992 | 39 |
| 1993 | 37 |
| 1994 | 52 |
| 1995 | 70 |
| 1996 | 64 |
| 1997 | 61 |
| 1998 | 69 |
| 1999 | 87 |
| 2000 | 89 |
| 2001 | 84 |
| 2002 | 83 |
| 2003 | 66 |
| 2004 | 78 |
| 2005 | 93 |
| 2006 | 107 |
| 2007 | 105 |
| 2008 | 121 |
| 2009 | 139 |
| 2010 | 154 |
| 2011 | 188 |
| 2012 | 223 |
| 2013 | 209 |
| 2014 | 242 |
| 2015 | 255 |
| 2016 | 173 |
| 2017 | 129 |
| 2018 | 166 |
| 2019 | 183 |
| 2020 | 215 |
| 2021 | 249 |
| 2022 | 229 |
| 2023 | 162 |
| 2024 | 34 |