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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 1 |
| 1949 | 2 |
| 1951 | 5 |
| 1952 | 13 |
| 1953 | 27 |
| 1954 | 13 |
| 1955 | 16 |
| 1956 | 20 |
| 1957 | 17 |
| 1958 | 8 |
| 1959 | 17 |
| 1960 | 32 |
| 1961 | 21 |
| 1962 | 9 |
| 1963 | 1 |
| 1964 | 4 |
| 1965 | 58 |
| 1966 | 117 |
| 1967 | 140 |
| 1968 | 203 |
| 1969 | 251 |
| 1970 | 271 |
| 1971 | 313 |
| 1972 | 329 |
| 1973 | 331 |
| 1974 | 340 |
| 1975 | 308 |
| 1976 | 327 |
| 1977 | 344 |
| 1978 | 327 |
| 1979 | 393 |
| 1980 | 402 |
| 1981 | 380 |
| 1982 | 450 |
| 1983 | 413 |
| 1984 | 401 |
| 1985 | 431 |
| 1986 | 441 |
| 1987 | 384 |
| 1988 | 361 |
| 1989 | 445 |
| 1990 | 514 |
| 1991 | 521 |
| 1992 | 491 |
| 1993 | 534 |
| 1994 | 546 |
| 1995 | 573 |
| 1996 | 603 |
| 1997 | 630 |
| 1998 | 671 |
| 1999 | 539 |
| 2000 | 603 |
| 2001 | 567 |
| 2002 | 594 |
| 2003 | 698 |
| 2004 | 613 |
| 2005 | 704 |
| 2006 | 760 |
| 2007 | 764 |
| 2008 | 854 |
| 2009 | 927 |
| 2010 | 924 |
| 2011 | 985 |
| 2012 | 1102 |
| 2013 | 1207 |
| 2014 | 1115 |
| 2015 | 1148 |
| 2016 | 1107 |
| 2017 | 1233 |
| 2018 | 1162 |
| 2019 | 1252 |
| 2020 | 1423 |
| 2021 | 1638 |
| 2022 | 1411 |
| 2023 | 1320 |
| 2024 | 936 |