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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 5 |
| 1946 | 9 |
| 1947 | 7 |
| 1948 | 9 |
| 1949 | 5 |
| 1951 | 9 |
| 1952 | 37 |
| 1953 | 25 |
| 1954 | 36 |
| 1955 | 39 |
| 1956 | 36 |
| 1957 | 48 |
| 1958 | 34 |
| 1959 | 33 |
| 1960 | 30 |
| 1961 | 56 |
| 1962 | 27 |
| 1963 | 1 |
| 1964 | 5 |
| 1965 | 95 |
| 1966 | 168 |
| 1967 | 225 |
| 1968 | 254 |
| 1969 | 325 |
| 1970 | 330 |
| 1971 | 323 |
| 1972 | 273 |
| 1973 | 313 |
| 1974 | 352 |
| 1975 | 278 |
| 1976 | 283 |
| 1977 | 302 |
| 1978 | 315 |
| 1979 | 324 |
| 1980 | 349 |
| 1981 | 337 |
| 1982 | 380 |
| 1983 | 350 |
| 1984 | 342 |
| 1985 | 412 |
| 1986 | 441 |
| 1987 | 437 |
| 1988 | 420 |
| 1989 | 421 |
| 1990 | 487 |
| 1991 | 489 |
| 1992 | 494 |
| 1993 | 657 |
| 1994 | 681 |
| 1995 | 598 |
| 1996 | 592 |
| 1997 | 596 |
| 1998 | 697 |
| 1999 | 588 |
| 2000 | 701 |
| 2001 | 649 |
| 2002 | 582 |
| 2003 | 594 |
| 2004 | 548 |
| 2005 | 547 |
| 2006 | 619 |
| 2007 | 640 |
| 2008 | 679 |
| 2009 | 617 |
| 2010 | 559 |
| 2011 | 597 |
| 2012 | 506 |
| 2013 | 534 |
| 2014 | 525 |
| 2015 | 461 |
| 2016 | 397 |
| 2017 | 373 |
| 2018 | 366 |
| 2019 | 358 |
| 2020 | 336 |
| 2021 | 236 |
| 2022 | 127 |
| 2023 | 113 |
| 2024 | 27 |