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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 1 |
| 1946 | 3 |
| 1947 | 4 |
| 1948 | 6 |
| 1949 | 5 |
| 1950 | 2 |
| 1951 | 10 |
| 1952 | 12 |
| 1953 | 14 |
| 1954 | 16 |
| 1955 | 8 |
| 1956 | 15 |
| 1957 | 15 |
| 1958 | 14 |
| 1959 | 31 |
| 1960 | 21 |
| 1961 | 25 |
| 1962 | 18 |
| 1963 | 29 |
| 1964 | 30 |
| 1965 | 13 |
| 1966 | 3 |
| 1967 | 3 |
| 1968 | 1 |
| 1969 | 5 |
| 1970 | 12 |
| 1971 | 115 |
| 1972 | 632 |
| 1973 | 895 |
| 1974 | 757 |
| 1975 | 571 |
| 1976 | 429 |
| 1977 | 426 |
| 1978 | 463 |
| 1979 | 490 |
| 1980 | 334 |
| 1981 | 392 |
| 1982 | 401 |
| 1983 | 415 |
| 1984 | 363 |
| 1985 | 322 |
| 1986 | 355 |
| 1987 | 369 |
| 1988 | 457 |
| 1989 | 486 |
| 1990 | 473 |
| 1991 | 548 |
| 1992 | 539 |
| 1993 | 641 |
| 1994 | 613 |
| 1995 | 601 |
| 1996 | 641 |
| 1997 | 700 |
| 1998 | 812 |
| 1999 | 943 |
| 2000 | 1107 |
| 2001 | 1049 |
| 2002 | 1328 |
| 2003 | 1696 |
| 2004 | 2098 |
| 2005 | 2635 |
| 2006 | 2848 |
| 2007 | 3145 |
| 2008 | 3507 |
| 2009 | 4181 |
| 2010 | 4529 |
| 2011 | 4915 |
| 2012 | 4698 |
| 2013 | 4546 |
| 2014 | 4186 |
| 2015 | 3980 |
| 2016 | 3371 |
| 2017 | 2883 |
| 2018 | 2734 |
| 2019 | 2354 |
| 2020 | 1869 |
| 2021 | 1399 |
| 2022 | 885 |
| 2023 | 772 |
| 2024 | 389 |