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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1974 | 4 |
| 1975 | 4 |
| 1976 | 6 |
| 1977 | 1 |
| 1978 | 4 |
| 1979 | 4 |
| 1980 | 4 |
| 1981 | 9 |
| 1982 | 4 |
| 1983 | 3 |
| 1984 | 3 |
| 1985 | 7 |
| 1986 | 2 |
| 1987 | 1 |
| 1988 | 3 |
| 1989 | 9 |
| 1990 | 15 |
| 1991 | 14 |
| 1992 | 44 |
| 1993 | 73 |
| 1994 | 109 |
| 1995 | 74 |
| 1996 | 90 |
| 1997 | 91 |
| 1998 | 77 |
| 1999 | 72 |
| 2000 | 104 |
| 2001 | 98 |
| 2002 | 145 |
| 2003 | 161 |
| 2004 | 124 |
| 2005 | 158 |
| 2006 | 149 |
| 2007 | 161 |
| 2008 | 255 |
| 2009 | 241 |
| 2010 | 248 |
| 2011 | 271 |
| 2012 | 330 |
| 2013 | 365 |
| 2014 | 426 |
| 2015 | 431 |
| 2016 | 442 |
| 2017 | 368 |
| 2018 | 399 |
| 2019 | 429 |
| 2020 | 377 |
| 2021 | 249 |
| 2022 | 319 |
| 2023 | 253 |
| 2024 | 505 |
| 2025 | 279 |