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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1967 | 2 |
| 1970 | 3 |
| 1975 | 1 |
| 1978 | 14 |
| 1979 | 36 |
| 1980 | 46 |
| 1981 | 70 |
| 1982 | 71 |
| 1983 | 96 |
| 1984 | 98 |
| 1985 | 112 |
| 1986 | 138 |
| 1987 | 126 |
| 1988 | 137 |
| 1989 | 152 |
| 1990 | 153 |
| 1991 | 171 |
| 1992 | 211 |
| 1993 | 161 |
| 1994 | 160 |
| 1995 | 157 |
| 1996 | 198 |
| 1997 | 205 |
| 1998 | 173 |
| 1999 | 172 |
| 2000 | 138 |
| 2001 | 163 |
| 2002 | 138 |
| 2003 | 137 |
| 2004 | 147 |
| 2005 | 178 |
| 2006 | 208 |
| 2007 | 245 |
| 2008 | 243 |
| 2009 | 260 |
| 2010 | 270 |
| 2011 | 364 |
| 2012 | 406 |
| 2013 | 462 |
| 2014 | 453 |
| 2015 | 465 |
| 2016 | 427 |
| 2017 | 390 |
| 2018 | 453 |
| 2019 | 470 |
| 2020 | 563 |
| 2021 | 842 |
| 2022 | 215 |
| 2023 | 50 |
| 2024 | 1207 |
| 2025 | 715 |