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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 1 |
| 1948 | 8 |
| 1962 | 1 |
| 1964 | 8 |
| 1965 | 50 |
| 1966 | 70 |
| 1967 | 100 |
| 1968 | 122 |
| 1969 | 125 |
| 1970 | 161 |
| 1971 | 220 |
| 1972 | 173 |
| 1973 | 205 |
| 1974 | 233 |
| 1975 | 252 |
| 1976 | 235 |
| 1977 | 257 |
| 1978 | 298 |
| 1979 | 334 |
| 1980 | 308 |
| 1981 | 352 |
| 1982 | 401 |
| 1983 | 445 |
| 1984 | 448 |
| 1985 | 510 |
| 1986 | 566 |
| 1987 | 517 |
| 1988 | 474 |
| 1989 | 401 |
| 1990 | 418 |
| 1991 | 453 |
| 1992 | 453 |
| 1993 | 484 |
| 1994 | 481 |
| 1995 | 530 |
| 1996 | 492 |
| 1997 | 516 |
| 1998 | 555 |
| 1999 | 623 |
| 2000 | 642 |
| 2001 | 598 |
| 2002 | 648 |
| 2003 | 700 |
| 2004 | 734 |
| 2005 | 817 |
| 2006 | 828 |
| 2007 | 900 |
| 2008 | 858 |
| 2009 | 960 |
| 2010 | 1121 |
| 2011 | 1157 |
| 2012 | 1244 |
| 2013 | 1185 |
| 2014 | 1248 |
| 2015 | 1285 |
| 2016 | 1204 |
| 2017 | 1161 |
| 2018 | 1310 |
| 2019 | 1288 |
| 2020 | 1410 |
| 2021 | 1284 |
| 2022 | 1259 |
| 2023 | 1129 |
| 2024 | 344 |