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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1951 | 11 |
| 1952 | 22 |
| 1953 | 11 |
| 1954 | 13 |
| 1955 | 19 |
| 1956 | 37 |
| 1957 | 61 |
| 1958 | 71 |
| 1959 | 32 |
| 1960 | 37 |
| 1961 | 72 |
| 1962 | 33 |
| 1963 | 1 |
| 1965 | 5 |
| 1966 | 42 |
| 1967 | 66 |
| 1968 | 62 |
| 1969 | 41 |
| 1970 | 43 |
| 1971 | 46 |
| 1972 | 34 |
| 1973 | 38 |
| 1974 | 31 |
| 1975 | 36 |
| 1976 | 27 |
| 1977 | 46 |
| 1978 | 49 |
| 1979 | 33 |
| 1980 | 58 |
| 1981 | 48 |
| 1982 | 49 |
| 1983 | 50 |
| 1984 | 42 |
| 1985 | 41 |
| 1986 | 80 |
| 1987 | 47 |
| 1988 | 68 |
| 1989 | 64 |
| 1990 | 85 |
| 1991 | 73 |
| 1992 | 80 |
| 1993 | 82 |
| 1994 | 73 |
| 1995 | 86 |
| 1996 | 69 |
| 1997 | 97 |
| 1998 | 102 |
| 1999 | 107 |
| 2000 | 108 |
| 2001 | 128 |
| 2002 | 169 |
| 2003 | 183 |
| 2004 | 192 |
| 2005 | 252 |
| 2006 | 321 |
| 2007 | 322 |
| 2008 | 328 |
| 2009 | 341 |
| 2010 | 307 |
| 2011 | 399 |
| 2012 | 410 |
| 2013 | 539 |
| 2014 | 550 |
| 2015 | 613 |
| 2016 | 552 |
| 2017 | 477 |
| 2018 | 483 |
| 2019 | 443 |
| 2020 | 409 |
| 2021 | 247 |
| 2022 | 44 |
| 2023 | 19 |
| 2024 | 0 |