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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 2 |
| 1946 | 1 |
| 1947 | 2 |
| 1948 | 3 |
| 1949 | 2 |
| 1951 | 2 |
| 1952 | 8 |
| 1953 | 15 |
| 1954 | 9 |
| 1955 | 8 |
| 1956 | 7 |
| 1957 | 5 |
| 1958 | 9 |
| 1959 | 12 |
| 1960 | 13 |
| 1961 | 17 |
| 1962 | 7 |
| 1963 | 1 |
| 1964 | 3 |
| 1965 | 49 |
| 1966 | 101 |
| 1967 | 113 |
| 1968 | 140 |
| 1969 | 140 |
| 1970 | 124 |
| 1971 | 116 |
| 1972 | 122 |
| 1973 | 124 |
| 1974 | 152 |
| 1975 | 118 |
| 1976 | 137 |
| 1977 | 142 |
| 1978 | 132 |
| 1979 | 126 |
| 1980 | 107 |
| 1981 | 125 |
| 1982 | 113 |
| 1983 | 104 |
| 1984 | 135 |
| 1985 | 153 |
| 1986 | 146 |
| 1987 | 187 |
| 1988 | 260 |
| 1989 | 354 |
| 1990 | 435 |
| 1991 | 500 |
| 1992 | 536 |
| 1993 | 557 |
| 1994 | 519 |
| 1995 | 488 |
| 1996 | 560 |
| 1997 | 479 |
| 1998 | 504 |
| 1999 | 478 |
| 2000 | 513 |
| 2001 | 475 |
| 2002 | 484 |
| 2003 | 495 |
| 2004 | 483 |
| 2005 | 525 |
| 2006 | 527 |
| 2007 | 582 |
| 2008 | 606 |
| 2009 | 536 |
| 2010 | 545 |
| 2011 | 585 |
| 2012 | 607 |
| 2013 | 632 |
| 2014 | 577 |
| 2015 | 581 |
| 2016 | 557 |
| 2017 | 489 |
| 2018 | 446 |
| 2019 | 453 |
| 2020 | 317 |
| 2021 | 338 |
| 2022 | 255 |
| 2023 | 228 |
| 2024 | 93 |