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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 13 |
| 1946 | 14 |
| 1947 | 15 |
| 1948 | 11 |
| 1949 | 3 |
| 1951 | 10 |
| 1952 | 11 |
| 1953 | 7 |
| 1954 | 10 |
| 1955 | 27 |
| 1956 | 37 |
| 1957 | 24 |
| 1958 | 21 |
| 1959 | 21 |
| 1960 | 34 |
| 1961 | 10 |
| 1963 | 1 |
| 1964 | 4 |
| 1965 | 73 |
| 1966 | 149 |
| 1967 | 204 |
| 1968 | 291 |
| 1969 | 351 |
| 1970 | 340 |
| 1971 | 384 |
| 1972 | 376 |
| 1973 | 318 |
| 1974 | 421 |
| 1975 | 338 |
| 1976 | 249 |
| 1977 | 253 |
| 1978 | 274 |
| 1979 | 340 |
| 1980 | 284 |
| 1981 | 241 |
| 1982 | 285 |
| 1983 | 243 |
| 1984 | 280 |
| 1985 | 298 |
| 1986 | 294 |
| 1987 | 252 |
| 1988 | 304 |
| 1989 | 322 |
| 1990 | 359 |
| 1991 | 347 |
| 1992 | 352 |
| 1993 | 387 |
| 1994 | 377 |
| 1995 | 402 |
| 1996 | 378 |
| 1997 | 387 |
| 1998 | 409 |
| 1999 | 404 |
| 2000 | 474 |
| 2001 | 433 |
| 2002 | 467 |
| 2003 | 570 |
| 2004 | 573 |
| 2005 | 571 |
| 2006 | 645 |
| 2007 | 691 |
| 2008 | 632 |
| 2009 | 710 |
| 2010 | 685 |
| 2011 | 813 |
| 2012 | 840 |
| 2013 | 803 |
| 2014 | 785 |
| 2015 | 768 |
| 2016 | 697 |
| 2017 | 669 |
| 2018 | 666 |
| 2019 | 646 |
| 2020 | 587 |
| 2021 | 566 |
| 2022 | 522 |
| 2023 | 478 |
| 2024 | 514 |
| 2025 | 260 |