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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 2 |
| 1948 | 7 |
| 1964 | 3 |
| 1965 | 79 |
| 1966 | 76 |
| 1967 | 87 |
| 1968 | 79 |
| 1969 | 86 |
| 1970 | 111 |
| 1971 | 123 |
| 1972 | 139 |
| 1973 | 141 |
| 1974 | 116 |
| 1975 | 99 |
| 1976 | 126 |
| 1977 | 94 |
| 1978 | 83 |
| 1979 | 119 |
| 1980 | 71 |
| 1981 | 83 |
| 1982 | 139 |
| 1983 | 131 |
| 1984 | 165 |
| 1985 | 148 |
| 1986 | 204 |
| 1987 | 218 |
| 1988 | 290 |
| 1989 | 417 |
| 1990 | 538 |
| 1991 | 386 |
| 1992 | 451 |
| 1993 | 458 |
| 1994 | 399 |
| 1995 | 681 |
| 1996 | 859 |
| 1997 | 985 |
| 1998 | 1404 |
| 1999 | 1531 |
| 2000 | 1510 |
| 2001 | 1603 |
| 2002 | 1650 |
| 2003 | 1748 |
| 2004 | 1860 |
| 2005 | 1847 |
| 2006 | 1950 |
| 2007 | 2002 |
| 2008 | 2078 |
| 2009 | 2072 |
| 2010 | 2104 |
| 2011 | 2139 |
| 2012 | 2243 |
| 2013 | 2265 |
| 2014 | 2485 |
| 2015 | 2403 |
| 2016 | 2312 |
| 2017 | 2223 |
| 2018 | 2179 |
| 2019 | 2294 |
| 2020 | 3070 |
| 2021 | 3869 |
| 2022 | 4298 |
| 2023 | 3767 |
| 2024 | 3228 |
| 2025 | 1778 |