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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1953 | 1 |
| 1958 | 1 |
| 1959 | 4 |
| 1961 | 2 |
| 1962 | 3 |
| 1963 | 7 |
| 1964 | 6 |
| 1965 | 12 |
| 1966 | 18 |
| 1967 | 30 |
| 1968 | 29 |
| 1969 | 19 |
| 1970 | 24 |
| 1971 | 18 |
| 1972 | 31 |
| 1973 | 27 |
| 1974 | 31 |
| 1975 | 37 |
| 1976 | 38 |
| 1977 | 38 |
| 1978 | 46 |
| 1979 | 51 |
| 1980 | 31 |
| 1981 | 53 |
| 1982 | 55 |
| 1983 | 50 |
| 1984 | 48 |
| 1985 | 44 |
| 1986 | 63 |
| 1987 | 52 |
| 1988 | 54 |
| 1989 | 79 |
| 1990 | 83 |
| 1991 | 77 |
| 1992 | 85 |
| 1993 | 79 |
| 1994 | 95 |
| 1995 | 112 |
| 1996 | 113 |
| 1997 | 103 |
| 1998 | 132 |
| 1999 | 138 |
| 2000 | 159 |
| 2001 | 144 |
| 2002 | 182 |
| 2003 | 238 |
| 2004 | 233 |
| 2005 | 287 |
| 2006 | 391 |
| 2007 | 448 |
| 2008 | 511 |
| 2009 | 616 |
| 2010 | 653 |
| 2011 | 688 |
| 2012 | 776 |
| 2013 | 864 |
| 2014 | 956 |
| 2015 | 998 |
| 2016 | 1064 |
| 2017 | 1089 |
| 2018 | 1054 |
| 2019 | 1258 |
| 2020 | 1604 |
| 2021 | 1786 |
| 2022 | 1736 |
| 2023 | 1760 |
| 2024 | 771 |