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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1955 | 4 |
| 1956 | 140 |
| 1957 | 285 |
| 1958 | 237 |
| 1959 | 97 |
| 1962 | 9 |
| 1963 | 51 |
| 1964 | 191 |
| 1965 | 329 |
| 1966 | 284 |
| 1967 | 397 |
| 1968 | 399 |
| 1969 | 438 |
| 1970 | 455 |
| 1971 | 563 |
| 1972 | 582 |
| 1973 | 685 |
| 1974 | 677 |
| 1975 | 633 |
| 1976 | 465 |
| 1977 | 431 |
| 1978 | 451 |
| 1979 | 391 |
| 1980 | 377 |
| 1981 | 421 |
| 1982 | 434 |
| 1983 | 427 |
| 1984 | 463 |
| 1985 | 547 |
| 1986 | 396 |
| 1987 | 404 |
| 1988 | 354 |
| 1989 | 456 |
| 1990 | 444 |
| 1991 | 464 |
| 1992 | 477 |
| 1993 | 478 |
| 1994 | 449 |
| 1995 | 471 |
| 1996 | 452 |
| 1997 | 439 |
| 1998 | 515 |
| 1999 | 421 |
| 2000 | 441 |
| 2001 | 429 |
| 2002 | 446 |
| 2003 | 522 |
| 2004 | 471 |
| 2005 | 521 |
| 2006 | 553 |
| 2007 | 591 |
| 2008 | 558 |
| 2009 | 598 |
| 2010 | 683 |
| 2011 | 666 |
| 2012 | 706 |
| 2013 | 648 |
| 2014 | 616 |
| 2015 | 616 |
| 2016 | 622 |
| 2017 | 584 |
| 2018 | 555 |
| 2019 | 509 |
| 2020 | 533 |
| 2021 | 477 |
| 2022 | 379 |
| 2023 | 353 |
| 2024 | 365 |
| 2025 | 373 |
| 2026 | 60 |