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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 1 |
| 1948 | 2 |
| 1962 | 1 |
| 1963 | 1 |
| 1965 | 2 |
| 1969 | 1 |
| 1970 | 9 |
| 1971 | 54 |
| 1972 | 142 |
| 1973 | 228 |
| 1974 | 213 |
| 1975 | 162 |
| 1976 | 186 |
| 1977 | 164 |
| 1978 | 159 |
| 1979 | 128 |
| 1980 | 134 |
| 1981 | 152 |
| 1982 | 102 |
| 1983 | 103 |
| 1984 | 106 |
| 1985 | 97 |
| 1986 | 94 |
| 1987 | 92 |
| 1988 | 81 |
| 1989 | 69 |
| 1990 | 83 |
| 1991 | 112 |
| 1992 | 71 |
| 1993 | 80 |
| 1994 | 72 |
| 1995 | 100 |
| 1996 | 78 |
| 1997 | 103 |
| 1998 | 114 |
| 1999 | 103 |
| 2000 | 123 |
| 2001 | 110 |
| 2002 | 129 |
| 2003 | 133 |
| 2004 | 159 |
| 2005 | 180 |
| 2006 | 193 |
| 2007 | 225 |
| 2008 | 225 |
| 2009 | 184 |
| 2010 | 229 |
| 2011 | 226 |
| 2012 | 266 |
| 2013 | 214 |
| 2014 | 273 |
| 2015 | 250 |
| 2016 | 233 |
| 2017 | 255 |
| 2018 | 268 |
| 2019 | 345 |
| 2020 | 457 |
| 2021 | 398 |
| 2022 | 509 |
| 2023 | 400 |
| 2024 | 141 |