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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1969 | 20 |
| 1970 | 55 |
| 1971 | 87 |
| 1972 | 79 |
| 1973 | 75 |
| 1974 | 82 |
| 1975 | 101 |
| 1976 | 142 |
| 1977 | 136 |
| 1978 | 131 |
| 1979 | 155 |
| 1980 | 138 |
| 1981 | 155 |
| 1982 | 140 |
| 1983 | 148 |
| 1984 | 140 |
| 1985 | 126 |
| 1986 | 108 |
| 1987 | 85 |
| 1988 | 91 |
| 1989 | 99 |
| 1990 | 94 |
| 1991 | 97 |
| 1992 | 101 |
| 1993 | 104 |
| 1994 | 90 |
| 1995 | 107 |
| 1996 | 74 |
| 1997 | 80 |
| 1998 | 142 |
| 1999 | 146 |
| 2000 | 93 |
| 2001 | 194 |
| 2002 | 66 |
| 2003 | 129 |
| 2004 | 89 |
| 2005 | 210 |
| 2006 | 196 |
| 2007 | 198 |
| 2008 | 353 |
| 2009 | 358 |
| 2010 | 422 |
| 2011 | 226 |
| 2012 | 194 |
| 2013 | 291 |
| 2014 | 303 |
| 2015 | 388 |
| 2016 | 391 |
| 2017 | 347 |
| 2018 | 360 |
| 2019 | 454 |
| 2020 | 331 |
| 2021 | 330 |
| 2022 | 473 |
| 2023 | 445 |
| 2024 | 166 |