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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 1 |
| 1946 | 1 |
| 1948 | 5 |
| 1949 | 1 |
| 1950 | 1 |
| 1951 | 4 |
| 1952 | 2 |
| 1953 | 5 |
| 1954 | 6 |
| 1955 | 6 |
| 1956 | 6 |
| 1957 | 8 |
| 1958 | 6 |
| 1959 | 8 |
| 1960 | 15 |
| 1961 | 10 |
| 1962 | 26 |
| 1963 | 18 |
| 1964 | 16 |
| 1965 | 12 |
| 1966 | 2 |
| 1967 | 13 |
| 1968 | 9 |
| 1969 | 49 |
| 1970 | 373 |
| 1971 | 630 |
| 1972 | 717 |
| 1973 | 851 |
| 1974 | 896 |
| 1975 | 853 |
| 1976 | 745 |
| 1977 | 817 |
| 1978 | 757 |
| 1979 | 823 |
| 1980 | 816 |
| 1981 | 799 |
| 1982 | 893 |
| 1983 | 945 |
| 1984 | 968 |
| 1985 | 1067 |
| 1986 | 1081 |
| 1987 | 1081 |
| 1988 | 1025 |
| 1989 | 1103 |
| 1990 | 1111 |
| 1991 | 1091 |
| 1992 | 988 |
| 1993 | 986 |
| 1994 | 959 |
| 1995 | 817 |
| 1996 | 810 |
| 1997 | 803 |
| 1998 | 757 |
| 1999 | 654 |
| 2000 | 703 |
| 2001 | 642 |
| 2002 | 593 |
| 2003 | 582 |
| 2004 | 541 |
| 2005 | 538 |
| 2006 | 587 |
| 2007 | 640 |
| 2008 | 610 |
| 2009 | 594 |
| 2010 | 668 |
| 2011 | 694 |
| 2012 | 663 |
| 2013 | 655 |
| 2014 | 632 |
| 2015 | 609 |
| 2016 | 557 |
| 2017 | 565 |
| 2018 | 563 |
| 2019 | 552 |
| 2020 | 596 |
| 2021 | 605 |
| 2022 | 217 |
| 2023 | 154 |
| 2024 | 47 |