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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1951 | 1 |
| 1955 | 1 |
| 1962 | 2 |
| 1971 | 1 |
| 1977 | 1 |
| 1979 | 21 |
| 1980 | 82 |
| 1981 | 61 |
| 1982 | 58 |
| 1983 | 84 |
| 1984 | 72 |
| 1985 | 72 |
| 1986 | 95 |
| 1987 | 95 |
| 1988 | 79 |
| 1989 | 85 |
| 1990 | 109 |
| 1991 | 99 |
| 1992 | 107 |
| 1993 | 101 |
| 1994 | 97 |
| 1995 | 91 |
| 1996 | 110 |
| 1997 | 94 |
| 1998 | 75 |
| 1999 | 107 |
| 2000 | 116 |
| 2001 | 179 |
| 2002 | 183 |
| 2003 | 142 |
| 2004 | 194 |
| 2005 | 239 |
| 2006 | 329 |
| 2007 | 303 |
| 2008 | 331 |
| 2009 | 343 |
| 2010 | 453 |
| 2011 | 547 |
| 2012 | 676 |
| 2013 | 670 |
| 2014 | 748 |
| 2015 | 808 |
| 2016 | 806 |
| 2017 | 898 |
| 2018 | 978 |
| 2019 | 1027 |
| 2020 | 763 |
| 2021 | 487 |
| 2022 | 384 |
| 2023 | 419 |
| 2024 | 1375 |
| 2025 | 1094 |