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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1962 | 2 |
| 1965 | 1 |
| 1966 | 1 |
| 1968 | 2 |
| 1973 | 1 |
| 1976 | 3 |
| 1977 | 3 |
| 1978 | 1 |
| 1980 | 2 |
| 1981 | 4 |
| 1982 | 7 |
| 1983 | 2 |
| 1984 | 8 |
| 1985 | 3 |
| 1986 | 4 |
| 1987 | 5 |
| 1988 | 14 |
| 1989 | 7 |
| 1990 | 8 |
| 1991 | 7 |
| 1992 | 11 |
| 1993 | 11 |
| 1994 | 20 |
| 1995 | 12 |
| 1996 | 34 |
| 1997 | 33 |
| 1998 | 23 |
| 1999 | 25 |
| 2000 | 34 |
| 2001 | 37 |
| 2002 | 43 |
| 2003 | 55 |
| 2004 | 89 |
| 2005 | 80 |
| 2006 | 85 |
| 2007 | 109 |
| 2008 | 126 |
| 2009 | 163 |
| 2010 | 161 |
| 2011 | 181 |
| 2012 | 183 |
| 2013 | 192 |
| 2014 | 239 |
| 2015 | 231 |
| 2016 | 237 |
| 2017 | 253 |
| 2018 | 255 |
| 2019 | 238 |
| 2020 | 265 |
| 2021 | 304 |
| 2022 | 228 |
| 2023 | 202 |
| 2024 | 189 |
| 2025 | 167 |