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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 6 |
| 1946 | 5 |
| 1947 | 7 |
| 1948 | 4 |
| 1949 | 7 |
| 1950 | 1 |
| 1951 | 7 |
| 1952 | 27 |
| 1953 | 27 |
| 1954 | 32 |
| 1955 | 24 |
| 1956 | 20 |
| 1957 | 20 |
| 1958 | 25 |
| 1959 | 20 |
| 1960 | 40 |
| 1961 | 25 |
| 1962 | 19 |
| 1963 | 1 |
| 1964 | 5 |
| 1965 | 48 |
| 1966 | 85 |
| 1967 | 69 |
| 1968 | 89 |
| 1969 | 77 |
| 1970 | 78 |
| 1971 | 72 |
| 1972 | 76 |
| 1973 | 83 |
| 1974 | 80 |
| 1975 | 47 |
| 1976 | 49 |
| 1977 | 65 |
| 1978 | 50 |
| 1979 | 63 |
| 1980 | 60 |
| 1981 | 61 |
| 1982 | 91 |
| 1983 | 94 |
| 1984 | 100 |
| 1985 | 117 |
| 1986 | 130 |
| 1987 | 133 |
| 1988 | 186 |
| 1989 | 214 |
| 1990 | 177 |
| 1991 | 198 |
| 1992 | 206 |
| 1993 | 216 |
| 1994 | 258 |
| 1995 | 234 |
| 1996 | 216 |
| 1997 | 240 |
| 1998 | 265 |
| 1999 | 287 |
| 2000 | 290 |
| 2001 | 302 |
| 2002 | 297 |
| 2003 | 369 |
| 2004 | 388 |
| 2005 | 426 |
| 2006 | 479 |
| 2007 | 484 |
| 2008 | 502 |
| 2009 | 490 |
| 2010 | 447 |
| 2011 | 483 |
| 2012 | 511 |
| 2013 | 491 |
| 2014 | 551 |
| 2015 | 517 |
| 2016 | 474 |
| 2017 | 391 |
| 2018 | 437 |
| 2019 | 431 |
| 2020 | 406 |
| 2021 | 237 |
| 2022 | 141 |
| 2023 | 102 |
| 2024 | 36 |