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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 3 |
| 1946 | 25 |
| 1947 | 24 |
| 1948 | 14 |
| 1949 | 14 |
| 1950 | 9 |
| 1951 | 18 |
| 1952 | 12 |
| 1953 | 6 |
| 1954 | 21 |
| 1955 | 16 |
| 1956 | 20 |
| 1957 | 23 |
| 1958 | 14 |
| 1959 | 15 |
| 1960 | 16 |
| 1961 | 14 |
| 1962 | 15 |
| 1963 | 14 |
| 1964 | 14 |
| 1965 | 16 |
| 1966 | 4 |
| 1967 | 32 |
| 1968 | 148 |
| 1969 | 277 |
| 1970 | 291 |
| 1971 | 355 |
| 1972 | 346 |
| 1973 | 404 |
| 1974 | 476 |
| 1975 | 429 |
| 1976 | 407 |
| 1977 | 455 |
| 1978 | 515 |
| 1979 | 625 |
| 1980 | 556 |
| 1981 | 567 |
| 1982 | 650 |
| 1983 | 578 |
| 1984 | 586 |
| 1985 | 600 |
| 1986 | 464 |
| 1987 | 478 |
| 1988 | 430 |
| 1989 | 431 |
| 1990 | 516 |
| 1991 | 426 |
| 1992 | 372 |
| 1993 | 379 |
| 1994 | 396 |
| 1995 | 465 |
| 1996 | 402 |
| 1997 | 401 |
| 1998 | 478 |
| 1999 | 435 |
| 2000 | 393 |
| 2001 | 390 |
| 2002 | 361 |
| 2003 | 304 |
| 2004 | 365 |
| 2005 | 397 |
| 2006 | 537 |
| 2007 | 672 |
| 2008 | 571 |
| 2009 | 633 |
| 2010 | 713 |
| 2011 | 707 |
| 2012 | 702 |
| 2013 | 717 |
| 2014 | 554 |
| 2015 | 491 |
| 2016 | 404 |
| 2017 | 366 |
| 2018 | 349 |
| 2019 | 295 |
| 2020 | 220 |
| 2021 | 122 |
| 2022 | 112 |
| 2023 | 73 |
| 2024 | 90 |
| 2025 | 41 |