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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 1 |
| 1948 | 1 |
| 1949 | 3 |
| 1951 | 7 |
| 1952 | 35 |
| 1953 | 38 |
| 1954 | 32 |
| 1955 | 29 |
| 1956 | 52 |
| 1957 | 74 |
| 1958 | 78 |
| 1959 | 81 |
| 1960 | 108 |
| 1961 | 138 |
| 1962 | 97 |
| 1963 | 2 |
| 1964 | 9 |
| 1965 | 277 |
| 1966 | 414 |
| 1967 | 436 |
| 1968 | 465 |
| 1969 | 476 |
| 1970 | 480 |
| 1971 | 567 |
| 1972 | 539 |
| 1973 | 507 |
| 1974 | 535 |
| 1975 | 561 |
| 1976 | 516 |
| 1977 | 524 |
| 1978 | 527 |
| 1979 | 559 |
| 1980 | 584 |
| 1981 | 625 |
| 1982 | 686 |
| 1983 | 710 |
| 1984 | 731 |
| 1985 | 694 |
| 1986 | 704 |
| 1987 | 659 |
| 1988 | 695 |
| 1989 | 760 |
| 1990 | 784 |
| 1991 | 820 |
| 1992 | 827 |
| 1993 | 823 |
| 1994 | 816 |
| 1995 | 952 |
| 1996 | 848 |
| 1997 | 897 |
| 1998 | 995 |
| 1999 | 959 |
| 2000 | 1016 |
| 2001 | 1091 |
| 2002 | 1146 |
| 2003 | 1179 |
| 2004 | 1311 |
| 2005 | 1406 |
| 2006 | 1437 |
| 2007 | 1556 |
| 2008 | 1724 |
| 2009 | 1828 |
| 2010 | 2048 |
| 2011 | 2161 |
| 2012 | 2263 |
| 2013 | 2421 |
| 2014 | 2687 |
| 2015 | 2674 |
| 2016 | 2636 |
| 2017 | 2669 |
| 2018 | 2842 |
| 2019 | 2908 |
| 2020 | 3928 |
| 2021 | 4640 |
| 2022 | 4611 |
| 2023 | 4222 |
| 2024 | 1408 |