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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 1 |
| 1960 | 1 |
| 1962 | 1 |
| 1963 | 1 |
| 1964 | 3 |
| 1965 | 1 |
| 1973 | 1 |
| 1974 | 1 |
| 1975 | 2 |
| 1976 | 3 |
| 1977 | 4 |
| 1978 | 1 |
| 1980 | 10 |
| 1981 | 4 |
| 1982 | 2 |
| 1983 | 3 |
| 1984 | 6 |
| 1985 | 6 |
| 1986 | 14 |
| 1987 | 9 |
| 1988 | 14 |
| 1989 | 11 |
| 1990 | 20 |
| 1991 | 17 |
| 1992 | 22 |
| 1993 | 22 |
| 1994 | 37 |
| 1995 | 36 |
| 1996 | 35 |
| 1997 | 41 |
| 1998 | 47 |
| 1999 | 48 |
| 2000 | 73 |
| 2001 | 99 |
| 2002 | 80 |
| 2003 | 121 |
| 2004 | 116 |
| 2005 | 184 |
| 2006 | 223 |
| 2007 | 262 |
| 2008 | 369 |
| 2009 | 387 |
| 2010 | 467 |
| 2011 | 593 |
| 2012 | 660 |
| 2013 | 799 |
| 2014 | 951 |
| 2015 | 1048 |
| 2016 | 1100 |
| 2017 | 1311 |
| 2018 | 1597 |
| 2019 | 1750 |
| 2020 | 2104 |
| 2021 | 2526 |
| 2022 | 2708 |
| 2023 | 36 |