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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 3 |
| 1947 | 1 |
| 1948 | 2 |
| 1958 | 1 |
| 1959 | 61 |
| 1960 | 100 |
| 1961 | 169 |
| 1962 | 127 |
| 1967 | 1 |
| 1968 | 6 |
| 1969 | 2 |
| 1970 | 3 |
| 1971 | 3 |
| 1972 | 2 |
| 1973 | 4 |
| 1974 | 3 |
| 1975 | 5 |
| 1976 | 3 |
| 1977 | 2 |
| 1978 | 4 |
| 1979 | 5 |
| 1980 | 10 |
| 1981 | 4 |
| 1982 | 2 |
| 1983 | 2 |
| 1984 | 4 |
| 1985 | 5 |
| 1986 | 3 |
| 1987 | 5 |
| 1988 | 8 |
| 1989 | 9 |
| 1990 | 20 |
| 1991 | 289 |
| 1992 | 468 |
| 1993 | 518 |
| 1994 | 664 |
| 1995 | 605 |
| 1996 | 612 |
| 1997 | 683 |
| 1998 | 814 |
| 1999 | 1051 |
| 2000 | 1487 |
| 2001 | 1436 |
| 2002 | 1368 |
| 2003 | 1333 |
| 2004 | 1347 |
| 2005 | 1571 |
| 2006 | 1778 |
| 2007 | 1867 |
| 2008 | 1421 |
| 2009 | 1456 |
| 2010 | 1672 |
| 2011 | 1909 |
| 2012 | 1904 |
| 2013 | 1971 |
| 2014 | 1975 |
| 2015 | 1978 |
| 2016 | 1891 |
| 2017 | 1900 |
| 2018 | 1913 |
| 2019 | 1996 |
| 2020 | 1780 |
| 2021 | 1385 |
| 2022 | 916 |
| 2023 | 747 |
| 2024 | 560 |