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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 2 |
| 1946 | 2 |
| 1947 | 7 |
| 1948 | 24 |
| 1949 | 18 |
| 1951 | 3 |
| 1952 | 5 |
| 1953 | 2 |
| 1954 | 12 |
| 1955 | 9 |
| 1956 | 9 |
| 1957 | 6 |
| 1958 | 2 |
| 1959 | 52 |
| 1960 | 116 |
| 1961 | 86 |
| 1962 | 48 |
| 1963 | 1 |
| 1964 | 13 |
| 1965 | 173 |
| 1966 | 333 |
| 1967 | 377 |
| 1968 | 368 |
| 1969 | 408 |
| 1970 | 348 |
| 1971 | 381 |
| 1972 | 391 |
| 1973 | 394 |
| 1974 | 431 |
| 1975 | 386 |
| 1976 | 386 |
| 1977 | 398 |
| 1978 | 365 |
| 1979 | 382 |
| 1980 | 411 |
| 1981 | 385 |
| 1982 | 401 |
| 1983 | 408 |
| 1984 | 451 |
| 1985 | 445 |
| 1986 | 495 |
| 1987 | 425 |
| 1988 | 425 |
| 1989 | 446 |
| 1990 | 427 |
| 1991 | 439 |
| 1992 | 447 |
| 1993 | 407 |
| 1994 | 378 |
| 1995 | 380 |
| 1996 | 320 |
| 1997 | 338 |
| 1998 | 294 |
| 1999 | 240 |
| 2000 | 235 |
| 2001 | 264 |
| 2002 | 220 |
| 2003 | 201 |
| 2004 | 165 |
| 2005 | 165 |
| 2006 | 209 |
| 2007 | 189 |
| 2008 | 124 |
| 2009 | 119 |
| 2010 | 150 |
| 2011 | 146 |
| 2012 | 160 |
| 2013 | 124 |
| 2014 | 104 |
| 2015 | 114 |
| 2016 | 117 |
| 2017 | 96 |
| 2018 | 84 |
| 2019 | 67 |
| 2020 | 64 |
| 2021 | 54 |
| 2022 | 69 |
| 2023 | 52 |
| 2024 | 40 |
| 2025 | 5 |