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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 11 |
| 1949 | 1 |
| 1954 | 1 |
| 1956 | 1 |
| 1957 | 1 |
| 1963 | 2 |
| 1964 | 21 |
| 1965 | 361 |
| 1966 | 560 |
| 1967 | 549 |
| 1968 | 561 |
| 1969 | 582 |
| 1970 | 556 |
| 1971 | 491 |
| 1972 | 506 |
| 1973 | 496 |
| 1974 | 456 |
| 1975 | 358 |
| 1976 | 358 |
| 1977 | 343 |
| 1978 | 343 |
| 1979 | 382 |
| 1980 | 386 |
| 1981 | 396 |
| 1982 | 391 |
| 1983 | 455 |
| 1984 | 397 |
| 1985 | 444 |
| 1986 | 429 |
| 1987 | 494 |
| 1988 | 489 |
| 1989 | 522 |
| 1990 | 525 |
| 1991 | 503 |
| 1992 | 483 |
| 1993 | 495 |
| 1994 | 431 |
| 1995 | 534 |
| 1996 | 493 |
| 1997 | 572 |
| 1998 | 638 |
| 1999 | 680 |
| 2000 | 740 |
| 2001 | 793 |
| 2002 | 802 |
| 2003 | 946 |
| 2004 | 936 |
| 2005 | 967 |
| 2006 | 962 |
| 2007 | 986 |
| 2008 | 973 |
| 2009 | 1007 |
| 2010 | 1025 |
| 2011 | 1106 |
| 2012 | 1157 |
| 2013 | 1202 |
| 2014 | 1236 |
| 2015 | 1230 |
| 2016 | 1129 |
| 2017 | 1159 |
| 2018 | 1051 |
| 2019 | 1138 |
| 2020 | 3550 |
| 2021 | 1709 |
| 2022 | 1803 |
| 2023 | 1532 |
| 2024 | 1460 |
| 2025 | 1018 |