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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1959 | 5 |
| 1967 | 1 |
| 1968 | 2 |
| 1970 | 2 |
| 1971 | 3 |
| 1981 | 2 |
| 1984 | 1 |
| 1985 | 2 |
| 1986 | 2 |
| 1987 | 3 |
| 1988 | 10 |
| 1989 | 28 |
| 1990 | 85 |
| 1991 | 97 |
| 1992 | 123 |
| 1993 | 139 |
| 1994 | 130 |
| 1995 | 144 |
| 1996 | 125 |
| 1997 | 168 |
| 1998 | 195 |
| 1999 | 179 |
| 2000 | 215 |
| 2001 | 224 |
| 2002 | 248 |
| 2003 | 328 |
| 2004 | 361 |
| 2005 | 386 |
| 2006 | 408 |
| 2007 | 498 |
| 2008 | 600 |
| 2009 | 627 |
| 2010 | 697 |
| 2011 | 739 |
| 2012 | 911 |
| 2013 | 878 |
| 2014 | 915 |
| 2015 | 998 |
| 2016 | 1035 |
| 2017 | 1118 |
| 2018 | 1218 |
| 2019 | 1422 |
| 2020 | 1228 |
| 2021 | 652 |
| 2022 | 120 |
| 2023 | 171 |
| 2024 | 1460 |
| 2025 | 1148 |