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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1969 | 12 |
| 1970 | 33 |
| 1971 | 49 |
| 1972 | 43 |
| 1973 | 47 |
| 1974 | 36 |
| 1975 | 51 |
| 1976 | 53 |
| 1977 | 47 |
| 1978 | 51 |
| 1979 | 50 |
| 1980 | 41 |
| 1981 | 52 |
| 1982 | 56 |
| 1983 | 61 |
| 1984 | 59 |
| 1985 | 62 |
| 1986 | 66 |
| 1987 | 74 |
| 1988 | 68 |
| 1989 | 94 |
| 1990 | 90 |
| 1991 | 90 |
| 1992 | 112 |
| 1993 | 106 |
| 1994 | 108 |
| 1995 | 106 |
| 1996 | 139 |
| 1997 | 140 |
| 1998 | 146 |
| 1999 | 178 |
| 2000 | 202 |
| 2001 | 149 |
| 2002 | 148 |
| 2003 | 135 |
| 2004 | 156 |
| 2005 | 175 |
| 2006 | 167 |
| 2007 | 153 |
| 2008 | 177 |
| 2009 | 159 |
| 2010 | 205 |
| 2011 | 190 |
| 2012 | 278 |
| 2013 | 349 |
| 2014 | 293 |
| 2015 | 335 |
| 2016 | 322 |
| 2017 | 336 |
| 2018 | 272 |
| 2019 | 295 |
| 2020 | 287 |
| 2021 | 344 |
| 2022 | 324 |
| 2023 | 236 |
| 2024 | 70 |