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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1942 | 1 |
| 1944 | 1 |
| 1947 | 1 |
| 1949 | 2 |
| 1950 | 2 |
| 1952 | 1 |
| 1957 | 1 |
| 1959 | 3 |
| 1960 | 1 |
| 1961 | 5 |
| 1962 | 1 |
| 1963 | 7 |
| 1964 | 7 |
| 1965 | 29 |
| 1966 | 84 |
| 1967 | 182 |
| 1968 | 231 |
| 1969 | 216 |
| 1970 | 261 |
| 1971 | 304 |
| 1972 | 306 |
| 1973 | 303 |
| 1974 | 245 |
| 1975 | 151 |
| 1976 | 118 |
| 1977 | 157 |
| 1978 | 113 |
| 1979 | 115 |
| 1980 | 145 |
| 1981 | 114 |
| 1982 | 144 |
| 1983 | 179 |
| 1984 | 189 |
| 1985 | 219 |
| 1986 | 187 |
| 1987 | 250 |
| 1988 | 352 |
| 1989 | 427 |
| 1990 | 311 |
| 1991 | 347 |
| 1992 | 305 |
| 1993 | 443 |
| 1994 | 523 |
| 1995 | 481 |
| 1996 | 798 |
| 1997 | 789 |
| 1998 | 496 |
| 1999 | 738 |
| 2000 | 780 |
| 2001 | 647 |
| 2002 | 982 |
| 2003 | 1196 |
| 2004 | 1098 |
| 2005 | 631 |
| 2006 | 454 |
| 2007 | 421 |
| 2008 | 573 |
| 2009 | 563 |
| 2010 | 623 |
| 2011 | 706 |
| 2012 | 679 |
| 2013 | 625 |
| 2014 | 574 |
| 2015 | 558 |
| 2016 | 451 |
| 2017 | 438 |
| 2018 | 356 |
| 2019 | 347 |
| 2020 | 188 |
| 2021 | 100 |
| 2022 | 48 |
| 2023 | 36 |
| 2024 | 14 |