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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 1 |
| 1964 | 3 |
| 1965 | 18 |
| 1966 | 44 |
| 1967 | 52 |
| 1968 | 81 |
| 1969 | 95 |
| 1970 | 106 |
| 1971 | 92 |
| 1972 | 108 |
| 1973 | 88 |
| 1974 | 103 |
| 1975 | 98 |
| 1976 | 95 |
| 1977 | 128 |
| 1978 | 121 |
| 1979 | 128 |
| 1980 | 134 |
| 1981 | 126 |
| 1982 | 124 |
| 1983 | 164 |
| 1984 | 195 |
| 1985 | 215 |
| 1986 | 231 |
| 1987 | 228 |
| 1988 | 217 |
| 1989 | 254 |
| 1990 | 281 |
| 1991 | 246 |
| 1992 | 301 |
| 1993 | 330 |
| 1994 | 302 |
| 1995 | 337 |
| 1996 | 378 |
| 1997 | 410 |
| 1998 | 452 |
| 1999 | 425 |
| 2000 | 452 |
| 2001 | 474 |
| 2002 | 455 |
| 2003 | 511 |
| 2004 | 568 |
| 2005 | 513 |
| 2006 | 648 |
| 2007 | 675 |
| 2008 | 794 |
| 2009 | 790 |
| 2010 | 998 |
| 2011 | 982 |
| 2012 | 1039 |
| 2013 | 1121 |
| 2014 | 1327 |
| 2015 | 1338 |
| 2016 | 1301 |
| 2017 | 1342 |
| 2018 | 1307 |
| 2019 | 1348 |
| 2020 | 1262 |
| 2021 | 1127 |
| 2022 | 1368 |
| 2023 | 1299 |
| 2024 | 411 |