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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 1 |
| 1957 | 1 |
| 1966 | 7 |
| 1967 | 12 |
| 1968 | 13 |
| 1969 | 15 |
| 1970 | 28 |
| 1971 | 30 |
| 1972 | 51 |
| 1973 | 36 |
| 1974 | 63 |
| 1975 | 28 |
| 1976 | 30 |
| 1977 | 37 |
| 1978 | 50 |
| 1979 | 52 |
| 1980 | 55 |
| 1981 | 58 |
| 1982 | 55 |
| 1983 | 70 |
| 1984 | 64 |
| 1985 | 93 |
| 1986 | 75 |
| 1987 | 98 |
| 1988 | 93 |
| 1989 | 139 |
| 1990 | 94 |
| 1991 | 143 |
| 1992 | 123 |
| 1993 | 164 |
| 1994 | 188 |
| 1995 | 179 |
| 1996 | 188 |
| 1997 | 200 |
| 1998 | 216 |
| 1999 | 208 |
| 2000 | 267 |
| 2001 | 243 |
| 2002 | 228 |
| 2003 | 255 |
| 2004 | 269 |
| 2005 | 295 |
| 2006 | 338 |
| 2007 | 369 |
| 2008 | 391 |
| 2009 | 416 |
| 2010 | 436 |
| 2011 | 488 |
| 2012 | 542 |
| 2013 | 612 |
| 2014 | 695 |
| 2015 | 645 |
| 2016 | 590 |
| 2017 | 592 |
| 2018 | 642 |
| 2019 | 609 |
| 2020 | 553 |
| 2021 | 384 |
| 2022 | 67 |
| 2023 | 17 |
| 2024 | 53 |