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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 |
| 1947 | 2 |
| 1948 | 3 |
| 1949 | 3 |
| 1950 | 1 |
| 1951 | 23 |
| 1952 | 43 |
| 1953 | 51 |
| 1954 | 76 |
| 1955 | 76 |
| 1956 | 78 |
| 1957 | 105 |
| 1958 | 97 |
| 1959 | 116 |
| 1960 | 82 |
| 1961 | 86 |
| 1962 | 48 |
| 1964 | 4 |
| 1965 | 35 |
| 1966 | 276 |
| 1967 | 359 |
| 1968 | 400 |
| 1969 | 446 |
| 1970 | 417 |
| 1971 | 405 |
| 1972 | 363 |
| 1973 | 400 |
| 1974 | 400 |
| 1975 | 393 |
| 1976 | 394 |
| 1977 | 452 |
| 1978 | 471 |
| 1979 | 491 |
| 1980 | 531 |
| 1981 | 540 |
| 1982 | 548 |
| 1983 | 622 |
| 1984 | 569 |
| 1985 | 553 |
| 1986 | 560 |
| 1987 | 608 |
| 1988 | 570 |
| 1989 | 539 |
| 1990 | 522 |
| 1991 | 425 |
| 1992 | 420 |
| 1993 | 386 |
| 1994 | 390 |
| 1995 | 392 |
| 1996 | 342 |
| 1997 | 340 |
| 1998 | 366 |
| 1999 | 409 |
| 2000 | 471 |
| 2001 | 521 |
| 2002 | 598 |
| 2003 | 571 |
| 2004 | 664 |
| 2005 | 796 |
| 2006 | 861 |
| 2007 | 950 |
| 2008 | 1061 |
| 2009 | 1101 |
| 2010 | 1179 |
| 2011 | 1288 |
| 2012 | 1389 |
| 2013 | 1542 |
| 2014 | 1615 |
| 2015 | 1622 |
| 2016 | 1614 |
| 2017 | 1439 |
| 2018 | 1628 |
| 2019 | 1643 |
| 2020 | 1218 |
| 2021 | 924 |
| 2022 | 503 |
| 2023 | 390 |
| 2024 | 160 |