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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 1 |
| 1946 | 1 |
| 1947 | 2 |
| 1957 | 1 |
| 1960 | 3 |
| 1961 | 6 |
| 1962 | 3 |
| 1965 | 15 |
| 1966 | 30 |
| 1967 | 28 |
| 1968 | 35 |
| 1969 | 22 |
| 1970 | 18 |
| 1971 | 11 |
| 1972 | 12 |
| 1973 | 9 |
| 1974 | 90 |
| 1975 | 268 |
| 1976 | 245 |
| 1977 | 304 |
| 1978 | 336 |
| 1979 | 317 |
| 1980 | 334 |
| 1981 | 314 |
| 1982 | 378 |
| 1983 | 434 |
| 1984 | 554 |
| 1985 | 747 |
| 1986 | 709 |
| 1987 | 796 |
| 1988 | 918 |
| 1989 | 1002 |
| 1990 | 1025 |
| 1991 | 1079 |
| 1992 | 1061 |
| 1993 | 1054 |
| 1994 | 1090 |
| 1995 | 1317 |
| 1996 | 1242 |
| 1997 | 1372 |
| 1998 | 1400 |
| 1999 | 1495 |
| 2000 | 1534 |
| 2001 | 1522 |
| 2002 | 1560 |
| 2003 | 1621 |
| 2004 | 1616 |
| 2005 | 1739 |
| 2006 | 1960 |
| 2007 | 2151 |
| 2008 | 2216 |
| 2009 | 2659 |
| 2010 | 3147 |
| 2011 | 3141 |
| 2012 | 3349 |
| 2013 | 3353 |
| 2014 | 3510 |
| 2015 | 3612 |
| 2016 | 3055 |
| 2017 | 2970 |
| 2018 | 3227 |
| 2019 | 3194 |
| 2020 | 2906 |
| 2021 | 2411 |
| 2022 | 1729 |
| 2023 | 1458 |
| 2024 | 943 |
| 2025 | 2 |