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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1952 | 1 |
| 1954 | 2 |
| 1956 | 1 |
| 1959 | 9 |
| 1960 | 17 |
| 1961 | 21 |
| 1962 | 19 |
| 1963 | 1 |
| 1964 | 5 |
| 1965 | 9 |
| 1966 | 110 |
| 1967 | 147 |
| 1968 | 211 |
| 1969 | 254 |
| 1970 | 232 |
| 1971 | 246 |
| 1972 | 230 |
| 1973 | 259 |
| 1974 | 251 |
| 1975 | 188 |
| 1976 | 239 |
| 1977 | 228 |
| 1978 | 260 |
| 1979 | 311 |
| 1980 | 291 |
| 1981 | 344 |
| 1982 | 376 |
| 1983 | 446 |
| 1984 | 418 |
| 1985 | 479 |
| 1986 | 463 |
| 1987 | 474 |
| 1988 | 551 |
| 1989 | 441 |
| 1990 | 412 |
| 1991 | 372 |
| 1992 | 361 |
| 1993 | 397 |
| 1994 | 384 |
| 1995 | 357 |
| 1996 | 325 |
| 1997 | 360 |
| 1998 | 349 |
| 1999 | 411 |
| 2000 | 373 |
| 2001 | 405 |
| 2002 | 502 |
| 2003 | 404 |
| 2004 | 390 |
| 2005 | 513 |
| 2006 | 494 |
| 2007 | 581 |
| 2008 | 584 |
| 2009 | 701 |
| 2010 | 757 |
| 2011 | 772 |
| 2012 | 796 |
| 2013 | 808 |
| 2014 | 831 |
| 2015 | 795 |
| 2016 | 1290 |
| 2017 | 1624 |
| 2018 | 1614 |
| 2019 | 1469 |
| 2020 | 1687 |
| 2021 | 1777 |
| 2022 | 1588 |
| 2023 | 1445 |
| 2024 | 1747 |
| 2025 | 953 |