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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 3 |
| 1947 | 3 |
| 1950 | 2 |
| 1951 | 1 |
| 1952 | 1 |
| 1953 | 1 |
| 1954 | 3 |
| 1955 | 3 |
| 1956 | 1 |
| 1957 | 2 |
| 1958 | 3 |
| 1959 | 3 |
| 1960 | 2 |
| 1961 | 4 |
| 1962 | 9 |
| 1963 | 7 |
| 1964 | 5 |
| 1965 | 5 |
| 1966 | 6 |
| 1967 | 52 |
| 1968 | 131 |
| 1969 | 176 |
| 1970 | 126 |
| 1971 | 196 |
| 1972 | 188 |
| 1973 | 172 |
| 1974 | 229 |
| 1975 | 252 |
| 1976 | 273 |
| 1977 | 272 |
| 1978 | 273 |
| 1979 | 332 |
| 1980 | 287 |
| 1981 | 279 |
| 1982 | 345 |
| 1983 | 291 |
| 1984 | 303 |
| 1985 | 335 |
| 1986 | 342 |
| 1987 | 456 |
| 1988 | 585 |
| 1989 | 685 |
| 1990 | 751 |
| 1991 | 893 |
| 1992 | 829 |
| 1993 | 912 |
| 1994 | 963 |
| 1995 | 878 |
| 1996 | 1016 |
| 1997 | 1088 |
| 1998 | 1267 |
| 1999 | 1564 |
| 2000 | 1739 |
| 2001 | 2123 |
| 2002 | 2342 |
| 2003 | 2812 |
| 2004 | 3178 |
| 2005 | 3416 |
| 2006 | 3852 |
| 2007 | 4308 |
| 2008 | 4026 |
| 2009 | 3703 |
| 2010 | 3920 |
| 2011 | 3805 |
| 2012 | 3819 |
| 2013 | 4299 |
| 2014 | 4841 |
| 2015 | 5081 |
| 2016 | 4826 |
| 2017 | 4285 |
| 2018 | 4008 |
| 2019 | 3784 |
| 2020 | 2805 |
| 2021 | 1287 |
| 2022 | 526 |
| 2023 | 541 |
| 2024 | 1956 |
| 2025 | 2869 |