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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1937 | 1 |
| 1948 | 4 |
| 1949 | 1 |
| 1964 | 5 |
| 1966 | 1 |
| 1967 | 1 |
| 1968 | 3 |
| 1971 | 3 |
| 1972 | 5 |
| 1973 | 10 |
| 1974 | 7 |
| 1975 | 4 |
| 1976 | 5 |
| 1978 | 4 |
| 1979 | 4 |
| 1980 | 2 |
| 1981 | 5 |
| 1982 | 6 |
| 1983 | 8 |
| 1984 | 7 |
| 1985 | 1 |
| 1986 | 6 |
| 1987 | 13 |
| 1988 | 11 |
| 1989 | 18 |
| 1990 | 23 |
| 1991 | 17 |
| 1992 | 17 |
| 1993 | 35 |
| 1994 | 31 |
| 1995 | 27 |
| 1996 | 35 |
| 1997 | 44 |
| 1998 | 44 |
| 1999 | 56 |
| 2000 | 79 |
| 2001 | 77 |
| 2002 | 97 |
| 2003 | 112 |
| 2004 | 155 |
| 2005 | 174 |
| 2006 | 226 |
| 2007 | 234 |
| 2008 | 291 |
| 2009 | 321 |
| 2010 | 366 |
| 2011 | 444 |
| 2012 | 431 |
| 2013 | 490 |
| 2014 | 524 |
| 2015 | 615 |
| 2016 | 637 |
| 2017 | 623 |
| 2018 | 654 |
| 2019 | 649 |
| 2020 | 741 |
| 2021 | 828 |
| 2022 | 777 |
| 2023 | 722 |
| 2024 | 332 |