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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1942 | 1 |
| 1946 | 1 |
| 1947 | 2 |
| 1948 | 2 |
| 1950 | 1 |
| 1952 | 5 |
| 1953 | 3 |
| 1954 | 5 |
| 1955 | 3 |
| 1956 | 9 |
| 1957 | 3 |
| 1958 | 6 |
| 1961 | 5 |
| 1962 | 5 |
| 1963 | 3 |
| 1964 | 14 |
| 1965 | 58 |
| 1966 | 160 |
| 1967 | 260 |
| 1968 | 339 |
| 1969 | 371 |
| 1970 | 420 |
| 1971 | 473 |
| 1972 | 516 |
| 1973 | 447 |
| 1974 | 500 |
| 1975 | 487 |
| 1976 | 509 |
| 1977 | 478 |
| 1978 | 421 |
| 1979 | 432 |
| 1980 | 455 |
| 1981 | 503 |
| 1982 | 540 |
| 1983 | 560 |
| 1984 | 631 |
| 1985 | 683 |
| 1986 | 738 |
| 1987 | 732 |
| 1988 | 789 |
| 1989 | 815 |
| 1990 | 819 |
| 1991 | 838 |
| 1992 | 824 |
| 1993 | 713 |
| 1994 | 729 |
| 1995 | 699 |
| 1996 | 646 |
| 1997 | 658 |
| 1998 | 604 |
| 1999 | 554 |
| 2000 | 570 |
| 2001 | 601 |
| 2002 | 604 |
| 2003 | 688 |
| 2004 | 682 |
| 2005 | 925 |
| 2006 | 1097 |
| 2007 | 1234 |
| 2008 | 1607 |
| 2009 | 1734 |
| 2010 | 2023 |
| 2011 | 2243 |
| 2012 | 2406 |
| 2013 | 2558 |
| 2014 | 2731 |
| 2015 | 2649 |
| 2016 | 2665 |
| 2017 | 2721 |
| 2018 | 2737 |
| 2019 | 2729 |
| 2020 | 2399 |
| 2021 | 1907 |
| 2022 | 1168 |
| 2023 | 1038 |
| 2024 | 2057 |
| 2025 | 676 |