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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1959 | 1 |
| 1968 | 1 |
| 1974 | 2 |
| 1975 | 22 |
| 1976 | 26 |
| 1977 | 35 |
| 1978 | 31 |
| 1979 | 30 |
| 1980 | 46 |
| 1981 | 35 |
| 1982 | 46 |
| 1983 | 47 |
| 1984 | 39 |
| 1985 | 37 |
| 1986 | 50 |
| 1987 | 49 |
| 1988 | 54 |
| 1989 | 59 |
| 1990 | 62 |
| 1991 | 49 |
| 1992 | 56 |
| 1993 | 65 |
| 1994 | 43 |
| 1995 | 63 |
| 1996 | 65 |
| 1997 | 71 |
| 1998 | 65 |
| 1999 | 85 |
| 2000 | 67 |
| 2001 | 80 |
| 2002 | 89 |
| 2003 | 95 |
| 2004 | 125 |
| 2005 | 114 |
| 2006 | 124 |
| 2007 | 122 |
| 2008 | 154 |
| 2009 | 145 |
| 2010 | 171 |
| 2011 | 184 |
| 2012 | 216 |
| 2013 | 191 |
| 2014 | 199 |
| 2015 | 215 |
| 2016 | 151 |
| 2017 | 124 |
| 2018 | 188 |
| 2019 | 201 |
| 2020 | 223 |
| 2021 | 226 |
| 2022 | 230 |
| 2023 | 169 |
| 2024 | 36 |