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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 1 |
| 1948 | 1 |
| 1966 | 4 |
| 1967 | 16 |
| 1968 | 18 |
| 1969 | 19 |
| 1970 | 27 |
| 1971 | 40 |
| 1972 | 34 |
| 1973 | 30 |
| 1974 | 39 |
| 1975 | 23 |
| 1976 | 31 |
| 1977 | 31 |
| 1978 | 35 |
| 1979 | 38 |
| 1980 | 31 |
| 1981 | 42 |
| 1982 | 41 |
| 1983 | 41 |
| 1984 | 39 |
| 1985 | 62 |
| 1986 | 51 |
| 1987 | 56 |
| 1988 | 55 |
| 1989 | 87 |
| 1990 | 78 |
| 1991 | 80 |
| 1992 | 82 |
| 1993 | 102 |
| 1994 | 106 |
| 1995 | 156 |
| 1996 | 151 |
| 1997 | 157 |
| 1998 | 161 |
| 1999 | 173 |
| 2000 | 215 |
| 2001 | 203 |
| 2002 | 264 |
| 2003 | 292 |
| 2004 | 334 |
| 2005 | 374 |
| 2006 | 393 |
| 2007 | 431 |
| 2008 | 474 |
| 2009 | 457 |
| 2010 | 548 |
| 2011 | 657 |
| 2012 | 667 |
| 2013 | 724 |
| 2014 | 805 |
| 2015 | 845 |
| 2016 | 805 |
| 2017 | 869 |
| 2018 | 904 |
| 2019 | 859 |
| 2020 | 756 |
| 2021 | 512 |
| 2022 | 96 |
| 2023 | 71 |
| 2024 | 878 |
| 2025 | 703 |