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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1952 | 1 |
| 1953 | 2 |
| 1954 | 2 |
| 1955 | 4 |
| 1956 | 3 |
| 1958 | 6 |
| 1959 | 7 |
| 1960 | 12 |
| 1961 | 19 |
| 1962 | 9 |
| 1966 | 22 |
| 1967 | 26 |
| 1968 | 42 |
| 1969 | 54 |
| 1970 | 46 |
| 1971 | 48 |
| 1972 | 77 |
| 1973 | 88 |
| 1974 | 83 |
| 1975 | 65 |
| 1976 | 69 |
| 1977 | 71 |
| 1978 | 65 |
| 1979 | 61 |
| 1980 | 82 |
| 1981 | 44 |
| 1982 | 73 |
| 1983 | 62 |
| 1984 | 60 |
| 1985 | 91 |
| 1986 | 102 |
| 1987 | 126 |
| 1988 | 145 |
| 1989 | 133 |
| 1990 | 120 |
| 1991 | 155 |
| 1992 | 145 |
| 1993 | 177 |
| 1994 | 222 |
| 1995 | 197 |
| 1996 | 200 |
| 1997 | 234 |
| 1998 | 227 |
| 1999 | 244 |
| 2000 | 228 |
| 2001 | 277 |
| 2002 | 275 |
| 2003 | 282 |
| 2004 | 375 |
| 2005 | 401 |
| 2006 | 474 |
| 2007 | 461 |
| 2008 | 562 |
| 2009 | 564 |
| 2010 | 510 |
| 2011 | 423 |
| 2012 | 531 |
| 2013 | 595 |
| 2014 | 674 |
| 2015 | 717 |
| 2016 | 687 |
| 2017 | 675 |
| 2018 | 774 |
| 2019 | 809 |
| 2020 | 546 |
| 2021 | 265 |
| 2022 | 37 |
| 2023 | 47 |
| 2024 | 10 |