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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 5 |
| 1946 | 1 |
| 1948 | 2 |
| 1951 | 35 |
| 1952 | 67 |
| 1953 | 58 |
| 1954 | 47 |
| 1955 | 51 |
| 1956 | 30 |
| 1959 | 34 |
| 1960 | 65 |
| 1961 | 86 |
| 1962 | 60 |
| 1963 | 4 |
| 1964 | 28 |
| 1965 | 155 |
| 1966 | 277 |
| 1967 | 395 |
| 1968 | 457 |
| 1969 | 515 |
| 1970 | 497 |
| 1971 | 516 |
| 1972 | 565 |
| 1973 | 701 |
| 1974 | 669 |
| 1975 | 683 |
| 1976 | 477 |
| 1977 | 490 |
| 1978 | 378 |
| 1979 | 481 |
| 1980 | 475 |
| 1981 | 359 |
| 1982 | 373 |
| 1983 | 326 |
| 1984 | 323 |
| 1985 | 297 |
| 1986 | 288 |
| 1987 | 329 |
| 1988 | 350 |
| 1989 | 387 |
| 1990 | 464 |
| 1991 | 427 |
| 1992 | 505 |
| 1993 | 480 |
| 1994 | 494 |
| 1995 | 438 |
| 1996 | 490 |
| 1997 | 421 |
| 1998 | 415 |
| 1999 | 439 |
| 2000 | 712 |
| 2001 | 685 |
| 2002 | 693 |
| 2003 | 804 |
| 2004 | 978 |
| 2005 | 1173 |
| 2006 | 1497 |
| 2007 | 1673 |
| 2008 | 1985 |
| 2009 | 2213 |
| 2010 | 2466 |
| 2011 | 2755 |
| 2012 | 2558 |
| 2013 | 2384 |
| 2014 | 2237 |
| 2015 | 2250 |
| 2016 | 2064 |
| 2017 | 2151 |
| 2018 | 2237 |
| 2019 | 2201 |
| 2020 | 2021 |
| 2021 | 1958 |
| 2022 | 2500 |
| 2023 | 2353 |
| 2024 | 1200 |