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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 2 |
| 1954 | 5 |
| 1955 | 12 |
| 1956 | 1 |
| 1957 | 6 |
| 1959 | 1 |
| 1960 | 5 |
| 1961 | 1 |
| 1964 | 2 |
| 1965 | 1 |
| 1966 | 6 |
| 1967 | 8 |
| 1968 | 5 |
| 1969 | 2 |
| 1970 | 5 |
| 1971 | 6 |
| 1972 | 2 |
| 1973 | 5 |
| 1974 | 7 |
| 1975 | 7 |
| 1976 | 6 |
| 1977 | 16 |
| 1978 | 41 |
| 1979 | 30 |
| 1980 | 52 |
| 1981 | 51 |
| 1982 | 43 |
| 1983 | 53 |
| 1984 | 69 |
| 1985 | 63 |
| 1986 | 69 |
| 1987 | 62 |
| 1988 | 76 |
| 1989 | 100 |
| 1990 | 135 |
| 1991 | 163 |
| 1992 | 197 |
| 1993 | 218 |
| 1994 | 249 |
| 1995 | 270 |
| 1996 | 251 |
| 1997 | 253 |
| 1998 | 221 |
| 1999 | 262 |
| 2000 | 353 |
| 2001 | 380 |
| 2002 | 351 |
| 2003 | 408 |
| 2004 | 466 |
| 2005 | 548 |
| 2006 | 649 |
| 2007 | 739 |
| 2008 | 686 |
| 2009 | 698 |
| 2010 | 740 |
| 2011 | 811 |
| 2012 | 843 |
| 2013 | 876 |
| 2014 | 859 |
| 2015 | 793 |
| 2016 | 689 |
| 2017 | 775 |
| 2018 | 831 |
| 2019 | 950 |
| 2020 | 854 |
| 2021 | 734 |
| 2022 | 757 |
| 2023 | 672 |
| 2024 | 157 |