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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 1 |
| 1946 | 7 |
| 1947 | 8 |
| 1948 | 12 |
| 1949 | 2 |
| 1950 | 18 |
| 1951 | 7 |
| 1952 | 14 |
| 1953 | 14 |
| 1954 | 16 |
| 1955 | 10 |
| 1956 | 11 |
| 1957 | 5 |
| 1958 | 9 |
| 1959 | 14 |
| 1960 | 8 |
| 1961 | 11 |
| 1962 | 31 |
| 1963 | 64 |
| 1964 | 136 |
| 1965 | 104 |
| 1966 | 137 |
| 1967 | 230 |
| 1968 | 300 |
| 1969 | 366 |
| 1970 | 371 |
| 1971 | 440 |
| 1972 | 492 |
| 1973 | 589 |
| 1974 | 627 |
| 1975 | 759 |
| 1976 | 862 |
| 1977 | 877 |
| 1978 | 878 |
| 1979 | 1020 |
| 1980 | 943 |
| 1981 | 860 |
| 1982 | 876 |
| 1983 | 822 |
| 1984 | 859 |
| 1985 | 829 |
| 1986 | 824 |
| 1987 | 800 |
| 1988 | 771 |
| 1989 | 766 |
| 1990 | 722 |
| 1991 | 763 |
| 1992 | 691 |
| 1993 | 610 |
| 1994 | 587 |
| 1995 | 543 |
| 1996 | 464 |
| 1997 | 426 |
| 1998 | 399 |
| 1999 | 412 |
| 2000 | 403 |
| 2001 | 385 |
| 2002 | 347 |
| 2003 | 316 |
| 2004 | 311 |
| 2005 | 334 |
| 2006 | 344 |
| 2007 | 411 |
| 2008 | 408 |
| 2009 | 377 |
| 2010 | 427 |
| 2011 | 425 |
| 2012 | 418 |
| 2013 | 366 |
| 2014 | 323 |
| 2015 | 290 |
| 2016 | 302 |
| 2017 | 246 |
| 2018 | 215 |
| 2019 | 206 |
| 2020 | 242 |
| 2021 | 244 |
| 2022 | 277 |
| 2023 | 243 |
| 2024 | 182 |
| 2025 | 97 |