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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 2 |
| 1948 | 1 |
| 1951 | 2 |
| 1952 | 10 |
| 1953 | 35 |
| 1954 | 44 |
| 1955 | 50 |
| 1956 | 47 |
| 1957 | 56 |
| 1958 | 49 |
| 1959 | 45 |
| 1960 | 41 |
| 1961 | 39 |
| 1962 | 35 |
| 1963 | 6 |
| 1964 | 19 |
| 1965 | 164 |
| 1966 | 352 |
| 1967 | 428 |
| 1968 | 485 |
| 1969 | 530 |
| 1970 | 527 |
| 1971 | 602 |
| 1972 | 662 |
| 1973 | 659 |
| 1974 | 707 |
| 1975 | 658 |
| 1976 | 525 |
| 1977 | 441 |
| 1978 | 411 |
| 1979 | 457 |
| 1980 | 452 |
| 1981 | 441 |
| 1982 | 518 |
| 1983 | 464 |
| 1984 | 465 |
| 1985 | 490 |
| 1986 | 480 |
| 1987 | 407 |
| 1988 | 464 |
| 1989 | 560 |
| 1990 | 569 |
| 1991 | 512 |
| 1992 | 501 |
| 1993 | 584 |
| 1994 | 596 |
| 1995 | 622 |
| 1996 | 639 |
| 1997 | 700 |
| 1998 | 721 |
| 1999 | 779 |
| 2000 | 887 |
| 2001 | 827 |
| 2002 | 822 |
| 2003 | 1012 |
| 2004 | 940 |
| 2005 | 1015 |
| 2006 | 1077 |
| 2007 | 1061 |
| 2008 | 1022 |
| 2009 | 1140 |
| 2010 | 1036 |
| 2011 | 1173 |
| 2012 | 1235 |
| 2013 | 1213 |
| 2014 | 1067 |
| 2015 | 1089 |
| 2016 | 930 |
| 2017 | 856 |
| 2018 | 887 |
| 2019 | 775 |
| 2020 | 766 |
| 2021 | 673 |
| 2022 | 257 |
| 2023 | 196 |
| 2024 | 59 |