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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1969 | 1 |
| 1970 | 1 |
| 1973 | 2 |
| 1974 | 2 |
| 1979 | 1 |
| 1980 | 1 |
| 1982 | 4 |
| 1985 | 1 |
| 1987 | 3 |
| 1988 | 4 |
| 1989 | 3 |
| 1990 | 2 |
| 1991 | 2 |
| 1992 | 6 |
| 1993 | 5 |
| 1994 | 8 |
| 1995 | 5 |
| 1996 | 3 |
| 1997 | 14 |
| 1998 | 21 |
| 1999 | 42 |
| 2000 | 39 |
| 2001 | 44 |
| 2002 | 52 |
| 2003 | 49 |
| 2004 | 68 |
| 2005 | 84 |
| 2006 | 105 |
| 2007 | 99 |
| 2008 | 123 |
| 2009 | 144 |
| 2010 | 190 |
| 2011 | 190 |
| 2012 | 182 |
| 2013 | 187 |
| 2014 | 209 |
| 2015 | 201 |
| 2016 | 199 |
| 2017 | 216 |
| 2018 | 180 |
| 2019 | 192 |
| 2020 | 208 |
| 2021 | 219 |
| 2022 | 180 |
| 2023 | 187 |
| 2024 | 217 |
| 2025 | 174 |
| 2026 | 2 |