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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 2 |
| 1950 | 3 |
| 1952 | 1 |
| 1953 | 1 |
| 1954 | 1 |
| 1956 | 1 |
| 1957 | 8 |
| 1958 | 7 |
| 1959 | 11 |
| 1960 | 10 |
| 1961 | 13 |
| 1962 | 11 |
| 1963 | 15 |
| 1964 | 14 |
| 1965 | 14 |
| 1966 | 16 |
| 1967 | 43 |
| 1968 | 52 |
| 1969 | 49 |
| 1970 | 44 |
| 1971 | 91 |
| 1972 | 86 |
| 1973 | 75 |
| 1974 | 56 |
| 1975 | 64 |
| 1976 | 55 |
| 1977 | 71 |
| 1978 | 70 |
| 1979 | 69 |
| 1980 | 79 |
| 1981 | 81 |
| 1982 | 73 |
| 1983 | 70 |
| 1984 | 96 |
| 1985 | 126 |
| 1986 | 137 |
| 1987 | 106 |
| 1988 | 124 |
| 1989 | 110 |
| 1990 | 160 |
| 1991 | 227 |
| 1992 | 199 |
| 1993 | 269 |
| 1994 | 277 |
| 1995 | 241 |
| 1996 | 530 |
| 1997 | 465 |
| 1998 | 433 |
| 1999 | 457 |
| 2000 | 523 |
| 2001 | 687 |
| 2002 | 639 |
| 2003 | 620 |
| 2004 | 692 |
| 2005 | 609 |
| 2006 | 663 |
| 2007 | 649 |
| 2008 | 627 |
| 2009 | 671 |
| 2010 | 531 |
| 2011 | 561 |
| 2012 | 511 |
| 2013 | 481 |
| 2014 | 427 |
| 2015 | 396 |
| 2016 | 396 |
| 2017 | 412 |
| 2018 | 331 |
| 2019 | 312 |
| 2020 | 353 |
| 2021 | 321 |
| 2022 | 327 |
| 2023 | 244 |
| 2024 | 71 |