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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1938 | 1 |
| 1939 | 1 |
| 1942 | 1 |
| 1945 | 8 |
| 1946 | 36 |
| 1947 | 39 |
| 1948 | 24 |
| 1949 | 31 |
| 1950 | 27 |
| 1951 | 37 |
| 1952 | 42 |
| 1953 | 64 |
| 1954 | 55 |
| 1955 | 53 |
| 1956 | 50 |
| 1957 | 72 |
| 1958 | 51 |
| 1959 | 57 |
| 1960 | 57 |
| 1961 | 61 |
| 1962 | 94 |
| 1963 | 357 |
| 1964 | 445 |
| 1965 | 308 |
| 1966 | 347 |
| 1967 | 495 |
| 1968 | 588 |
| 1969 | 535 |
| 1970 | 586 |
| 1971 | 538 |
| 1972 | 530 |
| 1973 | 595 |
| 1974 | 623 |
| 1975 | 580 |
| 1976 | 539 |
| 1977 | 516 |
| 1978 | 517 |
| 1979 | 564 |
| 1980 | 502 |
| 1981 | 413 |
| 1982 | 477 |
| 1983 | 429 |
| 1984 | 551 |
| 1985 | 551 |
| 1986 | 503 |
| 1987 | 479 |
| 1988 | 481 |
| 1989 | 481 |
| 1990 | 536 |
| 1991 | 479 |
| 1992 | 479 |
| 1993 | 494 |
| 1994 | 487 |
| 1995 | 482 |
| 1996 | 490 |
| 1997 | 473 |
| 1998 | 463 |
| 1999 | 417 |
| 2000 | 492 |
| 2001 | 514 |
| 2002 | 500 |
| 2003 | 449 |
| 2004 | 437 |
| 2005 | 444 |
| 2006 | 545 |
| 2007 | 550 |
| 2008 | 539 |
| 2009 | 551 |
| 2010 | 595 |
| 2011 | 629 |
| 2012 | 617 |
| 2013 | 619 |
| 2014 | 698 |
| 2015 | 621 |
| 2016 | 655 |
| 2017 | 632 |
| 2018 | 611 |
| 2019 | 624 |
| 2020 | 662 |
| 2021 | 654 |
| 2022 | 638 |
| 2023 | 651 |
| 2024 | 539 |
| 2025 | 261 |