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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 1 |
| 1946 | 1 |
| 1948 | 1 |
| 1951 | 1 |
| 1952 | 12 |
| 1955 | 2 |
| 1961 | 1 |
| 1965 | 14 |
| 1966 | 35 |
| 1967 | 37 |
| 1968 | 48 |
| 1969 | 53 |
| 1970 | 62 |
| 1971 | 63 |
| 1972 | 56 |
| 1973 | 81 |
| 1974 | 128 |
| 1975 | 91 |
| 1976 | 101 |
| 1977 | 79 |
| 1978 | 77 |
| 1979 | 88 |
| 1980 | 94 |
| 1981 | 106 |
| 1982 | 75 |
| 1983 | 112 |
| 1984 | 110 |
| 1985 | 138 |
| 1986 | 124 |
| 1987 | 126 |
| 1988 | 158 |
| 1989 | 176 |
| 1990 | 226 |
| 1991 | 236 |
| 1992 | 241 |
| 1993 | 315 |
| 1994 | 341 |
| 1995 | 340 |
| 1996 | 304 |
| 1997 | 315 |
| 1998 | 257 |
| 1999 | 251 |
| 2000 | 253 |
| 2001 | 231 |
| 2002 | 308 |
| 2003 | 355 |
| 2004 | 393 |
| 2005 | 486 |
| 2006 | 546 |
| 2007 | 598 |
| 2008 | 649 |
| 2009 | 579 |
| 2010 | 534 |
| 2011 | 525 |
| 2012 | 540 |
| 2013 | 549 |
| 2014 | 574 |
| 2015 | 491 |
| 2016 | 459 |
| 2017 | 555 |
| 2018 | 544 |
| 2019 | 554 |
| 2020 | 522 |
| 2021 | 468 |
| 2022 | 400 |
| 2023 | 319 |
| 2024 | 286 |