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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 1 |
| 1947 | 1 |
| 1957 | 2 |
| 1960 | 3 |
| 1961 | 3 |
| 1966 | 3 |
| 1967 | 5 |
| 1968 | 10 |
| 1969 | 15 |
| 1970 | 13 |
| 1971 | 22 |
| 1972 | 49 |
| 1973 | 31 |
| 1974 | 30 |
| 1975 | 50 |
| 1976 | 35 |
| 1977 | 37 |
| 1978 | 35 |
| 1979 | 64 |
| 1980 | 48 |
| 1981 | 64 |
| 1982 | 78 |
| 1983 | 117 |
| 1984 | 92 |
| 1985 | 119 |
| 1986 | 100 |
| 1987 | 144 |
| 1988 | 159 |
| 1989 | 109 |
| 1990 | 158 |
| 1991 | 162 |
| 1992 | 117 |
| 1993 | 184 |
| 1994 | 211 |
| 1995 | 190 |
| 1996 | 200 |
| 1997 | 175 |
| 1998 | 227 |
| 1999 | 252 |
| 2000 | 242 |
| 2001 | 223 |
| 2002 | 265 |
| 2003 | 253 |
| 2004 | 319 |
| 2005 | 411 |
| 2006 | 432 |
| 2007 | 449 |
| 2008 | 534 |
| 2009 | 462 |
| 2010 | 476 |
| 2011 | 534 |
| 2012 | 528 |
| 2013 | 576 |
| 2014 | 532 |
| 2015 | 511 |
| 2016 | 434 |
| 2017 | 464 |
| 2018 | 426 |
| 2019 | 423 |
| 2020 | 402 |
| 2021 | 369 |
| 2022 | 272 |
| 2023 | 224 |
| 2024 | 82 |