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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 2 |
| 1946 | 4 |
| 1947 | 4 |
| 1948 | 6 |
| 1949 | 1 |
| 1952 | 1 |
| 1953 | 2 |
| 1954 | 1 |
| 1955 | 1 |
| 1956 | 1 |
| 1957 | 3 |
| 1958 | 4 |
| 1959 | 6 |
| 1960 | 4 |
| 1961 | 8 |
| 1962 | 1 |
| 1963 | 8 |
| 1964 | 32 |
| 1965 | 48 |
| 1966 | 87 |
| 1967 | 162 |
| 1968 | 227 |
| 1969 | 312 |
| 1970 | 351 |
| 1971 | 419 |
| 1972 | 640 |
| 1973 | 776 |
| 1974 | 966 |
| 1975 | 1186 |
| 1976 | 1292 |
| 1977 | 1687 |
| 1978 | 1942 |
| 1979 | 2547 |
| 1980 | 2731 |
| 1981 | 3152 |
| 1982 | 3672 |
| 1983 | 4378 |
| 1984 | 4823 |
| 1985 | 5219 |
| 1986 | 5372 |
| 1987 | 5352 |
| 1988 | 6133 |
| 1989 | 6820 |
| 1990 | 7126 |
| 1991 | 7343 |
| 1992 | 7525 |
| 1993 | 7706 |
| 1994 | 7720 |
| 1995 | 8347 |
| 1996 | 8565 |
| 1997 | 8975 |
| 1998 | 9354 |
| 1999 | 9410 |
| 2000 | 9990 |
| 2001 | 10194 |
| 2002 | 10995 |
| 2003 | 11627 |
| 2004 | 12075 |
| 2005 | 13153 |
| 2006 | 14179 |
| 2007 | 15597 |
| 2008 | 16716 |
| 2009 | 17251 |
| 2010 | 18146 |
| 2011 | 19377 |
| 2012 | 20375 |
| 2013 | 21027 |
| 2014 | 21602 |
| 2015 | 21479 |
| 2016 | 21026 |
| 2017 | 21119 |
| 2018 | 21416 |
| 2019 | 20611 |
| 2020 | 20482 |
| 2021 | 18628 |
| 2022 | 14023 |
| 2023 | 11571 |
| 2024 | 4495 |