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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1955 | 1 |
| 1965 | 1 |
| 1970 | 1 |
| 1971 | 1 |
| 1973 | 1 |
| 1975 | 1 |
| 1976 | 1 |
| 1977 | 6 |
| 1978 | 4 |
| 1979 | 5 |
| 1980 | 2 |
| 1981 | 4 |
| 1982 | 8 |
| 1983 | 6 |
| 1984 | 11 |
| 1985 | 10 |
| 1986 | 8 |
| 1987 | 12 |
| 1988 | 19 |
| 1989 | 33 |
| 1990 | 40 |
| 1991 | 41 |
| 1992 | 46 |
| 1993 | 48 |
| 1994 | 104 |
| 1995 | 152 |
| 1996 | 149 |
| 1997 | 163 |
| 1998 | 167 |
| 1999 | 206 |
| 2000 | 224 |
| 2001 | 231 |
| 2002 | 212 |
| 2003 | 254 |
| 2004 | 274 |
| 2005 | 314 |
| 2006 | 362 |
| 2007 | 439 |
| 2008 | 470 |
| 2009 | 565 |
| 2010 | 564 |
| 2011 | 648 |
| 2012 | 641 |
| 2013 | 788 |
| 2014 | 1164 |
| 2015 | 1493 |
| 2016 | 1602 |
| 2017 | 1723 |
| 2018 | 1838 |
| 2019 | 1967 |
| 2020 | 2872 |
| 2021 | 3389 |
| 2022 | 3032 |
| 2023 | 2621 |
| 2024 | 1161 |