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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 1 |
| 1946 | 1 |
| 1947 | 2 |
| 1957 | 1 |
| 1960 | 3 |
| 1961 | 6 |
| 1962 | 3 |
| 1965 | 10 |
| 1966 | 22 |
| 1967 | 14 |
| 1968 | 13 |
| 1969 | 7 |
| 1970 | 3 |
| 1971 | 4 |
| 1972 | 4 |
| 1973 | 3 |
| 1974 | 22 |
| 1975 | 81 |
| 1976 | 91 |
| 1977 | 117 |
| 1978 | 115 |
| 1979 | 118 |
| 1980 | 137 |
| 1981 | 105 |
| 1982 | 161 |
| 1983 | 160 |
| 1984 | 188 |
| 1985 | 274 |
| 1986 | 257 |
| 1987 | 300 |
| 1988 | 349 |
| 1989 | 362 |
| 1990 | 321 |
| 1991 | 355 |
| 1992 | 336 |
| 1993 | 340 |
| 1994 | 349 |
| 1995 | 401 |
| 1996 | 411 |
| 1997 | 447 |
| 1998 | 420 |
| 1999 | 474 |
| 2000 | 458 |
| 2001 | 396 |
| 2002 | 456 |
| 2003 | 495 |
| 2004 | 486 |
| 2005 | 489 |
| 2006 | 557 |
| 2007 | 568 |
| 2008 | 599 |
| 2009 | 620 |
| 2010 | 681 |
| 2011 | 809 |
| 2012 | 861 |
| 2013 | 984 |
| 2014 | 975 |
| 2015 | 960 |
| 2016 | 934 |
| 2017 | 896 |
| 2018 | 1004 |
| 2019 | 1014 |
| 2020 | 930 |
| 2021 | 807 |
| 2022 | 340 |
| 2023 | 217 |
| 2024 | 174 |