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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1970 | 62 |
| 1971 | 62 |
| 1972 | 49 |
| 1973 | 56 |
| 1974 | 57 |
| 1975 | 56 |
| 1976 | 70 |
| 1977 | 103 |
| 1978 | 96 |
| 1979 | 136 |
| 1980 | 89 |
| 1981 | 151 |
| 1982 | 103 |
| 1983 | 80 |
| 1984 | 52 |
| 1985 | 41 |
| 1986 | 47 |
| 1987 | 52 |
| 1988 | 42 |
| 1989 | 34 |
| 1990 | 45 |
| 1991 | 55 |
| 1992 | 66 |
| 1993 | 61 |
| 1994 | 74 |
| 1995 | 110 |
| 1996 | 108 |
| 1997 | 101 |
| 1998 | 111 |
| 1999 | 89 |
| 2000 | 96 |
| 2001 | 83 |
| 2002 | 81 |
| 2003 | 112 |
| 2004 | 95 |
| 2005 | 89 |
| 2006 | 82 |
| 2007 | 141 |
| 2008 | 201 |
| 2009 | 139 |
| 2010 | 156 |
| 2011 | 160 |
| 2012 | 149 |
| 2013 | 179 |
| 2014 | 159 |
| 2015 | 167 |
| 2016 | 187 |
| 2017 | 268 |
| 2018 | 255 |
| 2019 | 305 |
| 2020 | 322 |
| 2021 | 329 |
| 2022 | 283 |
| 2023 | 168 |
| 2024 | 43 |