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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 3 |
| 1946 | 4 |
| 1948 | 2 |
| 1951 | 2 |
| 1952 | 1 |
| 1953 | 4 |
| 1954 | 17 |
| 1955 | 19 |
| 1956 | 19 |
| 1957 | 10 |
| 1958 | 17 |
| 1959 | 18 |
| 1960 | 11 |
| 1961 | 8 |
| 1962 | 10 |
| 1965 | 21 |
| 1966 | 47 |
| 1967 | 64 |
| 1968 | 73 |
| 1969 | 93 |
| 1970 | 93 |
| 1971 | 82 |
| 1972 | 87 |
| 1973 | 78 |
| 1974 | 74 |
| 1975 | 70 |
| 1976 | 62 |
| 1977 | 82 |
| 1978 | 64 |
| 1979 | 64 |
| 1980 | 54 |
| 1981 | 55 |
| 1982 | 76 |
| 1983 | 71 |
| 1984 | 62 |
| 1985 | 98 |
| 1986 | 84 |
| 1987 | 97 |
| 1988 | 104 |
| 1989 | 115 |
| 1990 | 147 |
| 1991 | 141 |
| 1992 | 119 |
| 1993 | 197 |
| 1994 | 160 |
| 1995 | 175 |
| 1996 | 166 |
| 1997 | 220 |
| 1998 | 232 |
| 1999 | 256 |
| 2000 | 319 |
| 2001 | 299 |
| 2002 | 382 |
| 2003 | 468 |
| 2004 | 499 |
| 2005 | 605 |
| 2006 | 573 |
| 2007 | 623 |
| 2008 | 588 |
| 2009 | 662 |
| 2010 | 623 |
| 2011 | 590 |
| 2012 | 531 |
| 2013 | 494 |
| 2014 | 451 |
| 2015 | 443 |
| 2016 | 404 |
| 2017 | 396 |
| 2018 | 393 |
| 2019 | 344 |
| 2020 | 323 |
| 2021 | 311 |
| 2022 | 481 |
| 2023 | 524 |
| 2024 | 277 |