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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 3 |
| 1947 | 3 |
| 1948 | 7 |
| 1949 | 6 |
| 1951 | 2 |
| 1952 | 3 |
| 1953 | 2 |
| 1954 | 3 |
| 1955 | 3 |
| 1956 | 3 |
| 1957 | 3 |
| 1958 | 9 |
| 1959 | 3 |
| 1960 | 1 |
| 1961 | 3 |
| 1962 | 8 |
| 1963 | 16 |
| 1964 | 14 |
| 1965 | 10 |
| 1966 | 21 |
| 1967 | 156 |
| 1968 | 365 |
| 1969 | 398 |
| 1970 | 419 |
| 1971 | 599 |
| 1972 | 659 |
| 1973 | 759 |
| 1974 | 1036 |
| 1975 | 912 |
| 1976 | 739 |
| 1977 | 663 |
| 1978 | 511 |
| 1979 | 512 |
| 1980 | 493 |
| 1981 | 466 |
| 1982 | 617 |
| 1983 | 533 |
| 1984 | 543 |
| 1985 | 541 |
| 1986 | 527 |
| 1987 | 575 |
| 1988 | 609 |
| 1989 | 607 |
| 1990 | 648 |
| 1991 | 741 |
| 1992 | 732 |
| 1993 | 794 |
| 1994 | 846 |
| 1995 | 837 |
| 1996 | 765 |
| 1997 | 882 |
| 1998 | 1254 |
| 1999 | 1206 |
| 2000 | 1526 |
| 2001 | 1751 |
| 2002 | 1563 |
| 2003 | 1637 |
| 2004 | 1665 |
| 2005 | 1687 |
| 2006 | 1719 |
| 2007 | 1826 |
| 2008 | 1971 |
| 2009 | 1749 |
| 2010 | 1943 |
| 2011 | 2046 |
| 2012 | 2228 |
| 2013 | 2340 |
| 2014 | 2280 |
| 2015 | 2497 |
| 2016 | 2680 |
| 2017 | 2263 |
| 2018 | 2175 |
| 2019 | 2353 |
| 2020 | 2175 |
| 2021 | 1911 |
| 2022 | 1131 |
| 2023 | 755 |
| 2024 | 1381 |
| 2025 | 1134 |