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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1973 | 2 |
| 1974 | 9 |
| 1975 | 11 |
| 1976 | 25 |
| 1977 | 16 |
| 1978 | 18 |
| 1979 | 34 |
| 1980 | 23 |
| 1981 | 11 |
| 1982 | 9 |
| 1983 | 12 |
| 1984 | 20 |
| 1985 | 25 |
| 1986 | 27 |
| 1987 | 11 |
| 1988 | 25 |
| 1989 | 15 |
| 1990 | 29 |
| 1991 | 35 |
| 1992 | 45 |
| 1993 | 73 |
| 1994 | 78 |
| 1995 | 94 |
| 1996 | 81 |
| 1997 | 70 |
| 1998 | 57 |
| 1999 | 68 |
| 2000 | 62 |
| 2001 | 75 |
| 2002 | 78 |
| 2003 | 77 |
| 2004 | 106 |
| 2005 | 113 |
| 2006 | 101 |
| 2007 | 129 |
| 2008 | 140 |
| 2009 | 176 |
| 2010 | 153 |
| 2011 | 175 |
| 2012 | 169 |
| 2013 | 198 |
| 2014 | 260 |
| 2015 | 298 |
| 2016 | 322 |
| 2017 | 239 |
| 2018 | 235 |
| 2019 | 248 |
| 2020 | 210 |
| 2021 | 142 |
| 2022 | 54 |
| 2023 | 36 |
| 2024 | 18 |