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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1971 | 1 |
| 1972 | 24 |
| 1973 | 58 |
| 1974 | 58 |
| 1975 | 29 |
| 1976 | 34 |
| 1977 | 48 |
| 1978 | 43 |
| 1979 | 19 |
| 1980 | 33 |
| 1981 | 32 |
| 1982 | 26 |
| 1983 | 32 |
| 1984 | 34 |
| 1985 | 26 |
| 1986 | 26 |
| 1987 | 30 |
| 1988 | 27 |
| 1989 | 28 |
| 1990 | 47 |
| 1991 | 38 |
| 1992 | 27 |
| 1993 | 35 |
| 1994 | 37 |
| 1995 | 40 |
| 1996 | 50 |
| 1997 | 51 |
| 1998 | 55 |
| 1999 | 56 |
| 2000 | 77 |
| 2001 | 76 |
| 2002 | 59 |
| 2003 | 83 |
| 2004 | 98 |
| 2005 | 105 |
| 2006 | 104 |
| 2007 | 126 |
| 2008 | 146 |
| 2009 | 145 |
| 2010 | 163 |
| 2011 | 180 |
| 2012 | 219 |
| 2013 | 229 |
| 2014 | 244 |
| 2015 | 273 |
| 2016 | 261 |
| 2017 | 259 |
| 2018 | 290 |
| 2019 | 302 |
| 2020 | 351 |
| 2021 | 372 |
| 2022 | 408 |
| 2023 | 402 |
| 2024 | 208 |