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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1959 | 1 |
| 1960 | 1 |
| 1961 | 1 |
| 1978 | 2 |
| 1979 | 1 |
| 1981 | 1 |
| 1983 | 1 |
| 1984 | 2 |
| 1985 | 3 |
| 1986 | 3 |
| 1987 | 6 |
| 1988 | 7 |
| 1989 | 9 |
| 1990 | 14 |
| 1991 | 21 |
| 1992 | 25 |
| 1993 | 54 |
| 1994 | 56 |
| 1995 | 77 |
| 1996 | 102 |
| 1997 | 108 |
| 1998 | 130 |
| 1999 | 136 |
| 2000 | 137 |
| 2001 | 132 |
| 2002 | 160 |
| 2003 | 168 |
| 2004 | 189 |
| 2005 | 194 |
| 2006 | 216 |
| 2007 | 210 |
| 2008 | 211 |
| 2009 | 230 |
| 2010 | 231 |
| 2011 | 269 |
| 2012 | 326 |
| 2013 | 342 |
| 2014 | 353 |
| 2015 | 366 |
| 2016 | 368 |
| 2017 | 375 |
| 2018 | 378 |
| 2019 | 341 |
| 2020 | 456 |
| 2021 | 529 |
| 2022 | 627 |
| 2023 | 581 |
| 2024 | 620 |
| 2025 | 425 |