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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 1 |
| 1951 | 1 |
| 1953 | 4 |
| 1954 | 4 |
| 1955 | 3 |
| 1956 | 6 |
| 1957 | 5 |
| 1958 | 2 |
| 1959 | 9 |
| 1960 | 5 |
| 1961 | 9 |
| 1962 | 9 |
| 1963 | 8 |
| 1964 | 8 |
| 1965 | 3 |
| 1972 | 1 |
| 1973 | 2 |
| 1974 | 11 |
| 1975 | 22 |
| 1976 | 213 |
| 1977 | 527 |
| 1978 | 603 |
| 1979 | 799 |
| 1980 | 973 |
| 1981 | 1033 |
| 1982 | 987 |
| 1983 | 1087 |
| 1984 | 1268 |
| 1985 | 1252 |
| 1986 | 1345 |
| 1987 | 1354 |
| 1988 | 1377 |
| 1989 | 1499 |
| 1990 | 1581 |
| 1991 | 1600 |
| 1992 | 1807 |
| 1993 | 2017 |
| 1994 | 2335 |
| 1995 | 2364 |
| 1996 | 2527 |
| 1997 | 2708 |
| 1998 | 3024 |
| 1999 | 3235 |
| 2000 | 3860 |
| 2001 | 4252 |
| 2002 | 4754 |
| 2003 | 5228 |
| 2004 | 5793 |
| 2005 | 6288 |
| 2006 | 6585 |
| 2007 | 6798 |
| 2008 | 7208 |
| 2009 | 7467 |
| 2010 | 7848 |
| 2011 | 8173 |
| 2012 | 8537 |
| 2013 | 8521 |
| 2014 | 8294 |
| 2015 | 8079 |
| 2016 | 7693 |
| 2017 | 7454 |
| 2018 | 7745 |
| 2019 | 7710 |
| 2020 | 7766 |
| 2021 | 7326 |
| 2022 | 6995 |
| 2023 | 6003 |
| 2024 | 6099 |
| 2025 | 49 |