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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 1 |
| 1956 | 33 |
| 1957 | 43 |
| 1958 | 50 |
| 1959 | 56 |
| 1960 | 50 |
| 1961 | 65 |
| 1962 | 35 |
| 1963 | 1 |
| 1964 | 13 |
| 1965 | 111 |
| 1966 | 236 |
| 1967 | 296 |
| 1968 | 357 |
| 1969 | 408 |
| 1970 | 421 |
| 1971 | 468 |
| 1972 | 556 |
| 1973 | 587 |
| 1974 | 709 |
| 1975 | 733 |
| 1976 | 640 |
| 1977 | 722 |
| 1978 | 671 |
| 1979 | 678 |
| 1980 | 731 |
| 1981 | 730 |
| 1982 | 678 |
| 1983 | 709 |
| 1984 | 733 |
| 1985 | 712 |
| 1986 | 759 |
| 1987 | 745 |
| 1988 | 700 |
| 1989 | 751 |
| 1990 | 727 |
| 1991 | 740 |
| 1992 | 762 |
| 1993 | 799 |
| 1994 | 723 |
| 1995 | 862 |
| 1996 | 855 |
| 1997 | 899 |
| 1998 | 894 |
| 1999 | 994 |
| 2000 | 1067 |
| 2001 | 1164 |
| 2002 | 1198 |
| 2003 | 1172 |
| 2004 | 1108 |
| 2005 | 1198 |
| 2006 | 1196 |
| 2007 | 1171 |
| 2008 | 1226 |
| 2009 | 1142 |
| 2010 | 1064 |
| 2011 | 1086 |
| 2012 | 1019 |
| 2013 | 931 |
| 2014 | 895 |
| 2015 | 820 |
| 2016 | 752 |
| 2017 | 735 |
| 2018 | 703 |
| 2019 | 627 |
| 2020 | 540 |
| 2021 | 431 |
| 2022 | 408 |
| 2023 | 344 |
| 2024 | 486 |
| 2025 | 198 |