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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 |
| 1950 | 3 |
| 1951 | 4 |
| 1952 | 2 |
| 1953 | 9 |
| 1954 | 4 |
| 1955 | 4 |
| 1956 | 14 |
| 1957 | 3 |
| 1958 | 5 |
| 1959 | 9 |
| 1960 | 11 |
| 1961 | 13 |
| 1962 | 9 |
| 1963 | 16 |
| 1964 | 11 |
| 1965 | 6 |
| 1966 | 7 |
| 1967 | 14 |
| 1968 | 22 |
| 1969 | 14 |
| 1970 | 7 |
| 1971 | 6 |
| 1972 | 1 |
| 1973 | 13 |
| 1974 | 29 |
| 1975 | 26 |
| 1976 | 67 |
| 1977 | 104 |
| 1978 | 167 |
| 1979 | 189 |
| 1980 | 267 |
| 1981 | 317 |
| 1982 | 434 |
| 1983 | 458 |
| 1984 | 603 |
| 1985 | 630 |
| 1986 | 654 |
| 1987 | 697 |
| 1988 | 771 |
| 1989 | 869 |
| 1990 | 891 |
| 1991 | 954 |
| 1992 | 995 |
| 1993 | 1066 |
| 1994 | 978 |
| 1995 | 934 |
| 1996 | 850 |
| 1997 | 814 |
| 1998 | 769 |
| 1999 | 733 |
| 2000 | 668 |
| 2001 | 651 |
| 2002 | 596 |
| 2003 | 587 |
| 2004 | 548 |
| 2005 | 557 |
| 2006 | 558 |
| 2007 | 569 |
| 2008 | 566 |
| 2009 | 508 |
| 2010 | 508 |
| 2011 | 429 |
| 2012 | 418 |
| 2013 | 431 |
| 2014 | 459 |
| 2015 | 387 |
| 2016 | 355 |
| 2017 | 402 |
| 2018 | 411 |
| 2019 | 417 |
| 2020 | 426 |
| 2021 | 375 |
| 2022 | 346 |
| 2023 | 381 |
| 2024 | 356 |
| 2025 | 349 |
| 2026 | 196 |