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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1947 | 1 |
| 1948 | 3 |
| 1949 | 1 |
| 1950 | 8 |
| 1951 | 8 |
| 1952 | 16 |
| 1953 | 6 |
| 1954 | 18 |
| 1955 | 13 |
| 1956 | 18 |
| 1957 | 22 |
| 1958 | 22 |
| 1959 | 27 |
| 1960 | 14 |
| 1961 | 23 |
| 1962 | 19 |
| 1963 | 24 |
| 1964 | 55 |
| 1965 | 20 |
| 1966 | 21 |
| 1967 | 25 |
| 1968 | 33 |
| 1969 | 52 |
| 1970 | 124 |
| 1971 | 296 |
| 1972 | 359 |
| 1973 | 411 |
| 1974 | 364 |
| 1975 | 362 |
| 1976 | 352 |
| 1977 | 360 |
| 1978 | 333 |
| 1979 | 321 |
| 1980 | 358 |
| 1981 | 372 |
| 1982 | 367 |
| 1983 | 397 |
| 1984 | 400 |
| 1985 | 405 |
| 1986 | 324 |
| 1987 | 352 |
| 1988 | 373 |
| 1989 | 407 |
| 1990 | 402 |
| 1991 | 410 |
| 1992 | 411 |
| 1993 | 422 |
| 1994 | 346 |
| 1995 | 357 |
| 1996 | 370 |
| 1997 | 432 |
| 1998 | 546 |
| 1999 | 663 |
| 2000 | 663 |
| 2001 | 744 |
| 2002 | 718 |
| 2003 | 778 |
| 2004 | 791 |
| 2005 | 798 |
| 2006 | 732 |
| 2007 | 792 |
| 2008 | 760 |
| 2009 | 797 |
| 2010 | 753 |
| 2011 | 747 |
| 2012 | 803 |
| 2013 | 810 |
| 2014 | 820 |
| 2015 | 778 |
| 2016 | 650 |
| 2017 | 602 |
| 2018 | 605 |
| 2019 | 591 |
| 2020 | 884 |
| 2021 | 818 |
| 2022 | 666 |
| 2023 | 584 |
| 2024 | 475 |
| 2025 | 409 |
| 2026 | 142 |