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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1962 | 1 |
| 1963 | 3 |
| 1964 | 1 |
| 1966 | 2 |
| 1979 | 20 |
| 1980 | 40 |
| 1981 | 60 |
| 1982 | 77 |
| 1983 | 85 |
| 1984 | 114 |
| 1985 | 143 |
| 1986 | 179 |
| 1987 | 209 |
| 1988 | 237 |
| 1989 | 294 |
| 1990 | 297 |
| 1991 | 342 |
| 1992 | 385 |
| 1993 | 523 |
| 1994 | 637 |
| 1995 | 745 |
| 1996 | 812 |
| 1997 | 932 |
| 1998 | 988 |
| 1999 | 1096 |
| 2000 | 1385 |
| 2001 | 1651 |
| 2002 | 2047 |
| 2003 | 2595 |
| 2004 | 3218 |
| 2005 | 4429 |
| 2006 | 5240 |
| 2007 | 5992 |
| 2008 | 7275 |
| 2009 | 8459 |
| 2010 | 9911 |
| 2011 | 11960 |
| 2012 | 14039 |
| 2013 | 16792 |
| 2014 | 19700 |
| 2015 | 22240 |
| 2016 | 23865 |
| 2017 | 26453 |
| 2018 | 30948 |
| 2019 | 35573 |
| 2020 | 42498 |
| 2021 | 48523 |
| 2022 | 58132 |
| 2023 | 57298 |
| 2024 | 64867 |
| 2025 | 76257 |
| 2026 | 27509 |
| 2027 | 2 |