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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 2 |
| 1947 | 4 |
| 1949 | 1 |
| 1950 | 6 |
| 1951 | 3 |
| 1952 | 5 |
| 1953 | 5 |
| 1954 | 8 |
| 1955 | 13 |
| 1956 | 13 |
| 1957 | 10 |
| 1958 | 23 |
| 1959 | 7 |
| 1960 | 23 |
| 1961 | 28 |
| 1962 | 41 |
| 1963 | 95 |
| 1964 | 100 |
| 1965 | 67 |
| 1966 | 50 |
| 1967 | 72 |
| 1968 | 93 |
| 1969 | 73 |
| 1970 | 85 |
| 1971 | 79 |
| 1972 | 82 |
| 1973 | 94 |
| 1974 | 86 |
| 1975 | 82 |
| 1976 | 79 |
| 1977 | 84 |
| 1978 | 99 |
| 1979 | 126 |
| 1980 | 95 |
| 1981 | 84 |
| 1982 | 107 |
| 1983 | 104 |
| 1984 | 122 |
| 1985 | 115 |
| 1986 | 107 |
| 1987 | 104 |
| 1988 | 95 |
| 1989 | 117 |
| 1990 | 123 |
| 1991 | 85 |
| 1992 | 140 |
| 1993 | 204 |
| 1994 | 186 |
| 1995 | 161 |
| 1996 | 166 |
| 1997 | 208 |
| 1998 | 186 |
| 1999 | 231 |
| 2000 | 312 |
| 2001 | 367 |
| 2002 | 338 |
| 2003 | 357 |
| 2004 | 400 |
| 2005 | 439 |
| 2006 | 506 |
| 2007 | 548 |
| 2008 | 569 |
| 2009 | 551 |
| 2010 | 559 |
| 2011 | 530 |
| 2012 | 542 |
| 2013 | 543 |
| 2014 | 504 |
| 2015 | 536 |
| 2016 | 508 |
| 2017 | 527 |
| 2018 | 521 |
| 2019 | 550 |
| 2020 | 578 |
| 2021 | 550 |
| 2022 | 449 |
| 2023 | 406 |
| 2024 | 120 |