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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1962 | 157 |
| 1963 | 236 |
| 1964 | 345 |
| 1965 | 238 |
| 1966 | 485 |
| 1967 | 491 |
| 1968 | 587 |
| 1969 | 709 |
| 1970 | 697 |
| 1971 | 740 |
| 1972 | 743 |
| 1973 | 815 |
| 1974 | 840 |
| 1975 | 805 |
| 1976 | 864 |
| 1977 | 899 |
| 1978 | 893 |
| 1979 | 900 |
| 1980 | 936 |
| 1981 | 1146 |
| 1982 | 1043 |
| 1983 | 828 |
| 1984 | 915 |
| 1985 | 1139 |
| 1986 | 1188 |
| 1987 | 1207 |
| 1988 | 1263 |
| 1989 | 1385 |
| 1990 | 1513 |
| 1991 | 1591 |
| 1992 | 1676 |
| 1993 | 1774 |
| 1994 | 1868 |
| 1995 | 1950 |
| 1996 | 1952 |
| 1997 | 2035 |
| 1998 | 2216 |
| 1999 | 2131 |
| 2000 | 2045 |
| 2001 | 1953 |
| 2002 | 1964 |
| 2003 | 1849 |
| 2004 | 1905 |
| 2005 | 1936 |
| 2006 | 1836 |
| 2007 | 1806 |
| 2008 | 1655 |
| 2009 | 1535 |
| 2010 | 1442 |
| 2011 | 1385 |
| 2012 | 1249 |
| 2013 | 1167 |
| 2014 | 1037 |
| 2015 | 978 |
| 2016 | 913 |
| 2017 | 950 |
| 2018 | 1011 |
| 2019 | 800 |
| 2020 | 672 |
| 2021 | 527 |
| 2022 | 494 |
| 2023 | 539 |
| 2024 | 178 |