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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1956 | 1 |
| 1957 | 173 |
| 1958 | 213 |
| 1959 | 155 |
| 1960 | 77 |
| 1961 | 61 |
| 1962 | 37 |
| 1964 | 1 |
| 1965 | 31 |
| 1966 | 32 |
| 1967 | 64 |
| 1968 | 91 |
| 1969 | 169 |
| 1970 | 120 |
| 1971 | 120 |
| 1972 | 90 |
| 1973 | 91 |
| 1974 | 87 |
| 1975 | 73 |
| 1976 | 70 |
| 1977 | 58 |
| 1978 | 48 |
| 1979 | 66 |
| 1980 | 32 |
| 1981 | 40 |
| 1982 | 41 |
| 1983 | 49 |
| 1984 | 68 |
| 1985 | 53 |
| 1986 | 44 |
| 1987 | 37 |
| 1988 | 57 |
| 1989 | 58 |
| 1990 | 62 |
| 1991 | 85 |
| 1992 | 95 |
| 1993 | 105 |
| 1994 | 116 |
| 1995 | 285 |
| 1996 | 439 |
| 1997 | 618 |
| 1998 | 678 |
| 1999 | 691 |
| 2000 | 762 |
| 2001 | 767 |
| 2002 | 994 |
| 2003 | 973 |
| 2004 | 1118 |
| 2005 | 1196 |
| 2006 | 1409 |
| 2007 | 1720 |
| 2008 | 1800 |
| 2009 | 2118 |
| 2010 | 2261 |
| 2011 | 2365 |
| 2012 | 2695 |
| 2013 | 2657 |
| 2014 | 2903 |
| 2015 | 2931 |
| 2016 | 2882 |
| 2017 | 3082 |
| 2018 | 3163 |
| 2019 | 3138 |
| 2020 | 3207 |
| 2021 | 2941 |
| 2022 | 2390 |
| 2023 | 1974 |
| 2024 | 650 |