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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1932 | 1 |
| 1948 | 1 |
| 1952 | 1 |
| 1954 | 3 |
| 1956 | 4 |
| 1957 | 2 |
| 1958 | 5 |
| 1959 | 3 |
| 1960 | 2 |
| 1961 | 12 |
| 1962 | 14 |
| 1963 | 8 |
| 1964 | 20 |
| 1965 | 18 |
| 1966 | 16 |
| 1967 | 18 |
| 1968 | 26 |
| 1969 | 33 |
| 1970 | 26 |
| 1971 | 27 |
| 1972 | 21 |
| 1973 | 23 |
| 1974 | 22 |
| 1975 | 24 |
| 1976 | 31 |
| 1977 | 38 |
| 1978 | 53 |
| 1979 | 32 |
| 1980 | 51 |
| 1981 | 45 |
| 1982 | 52 |
| 1983 | 71 |
| 1984 | 89 |
| 1985 | 74 |
| 1986 | 85 |
| 1987 | 105 |
| 1988 | 89 |
| 1989 | 95 |
| 1990 | 102 |
| 1991 | 144 |
| 1992 | 126 |
| 1993 | 119 |
| 1994 | 144 |
| 1995 | 135 |
| 1996 | 132 |
| 1997 | 156 |
| 1998 | 231 |
| 1999 | 236 |
| 2000 | 307 |
| 2001 | 325 |
| 2002 | 307 |
| 2003 | 349 |
| 2004 | 284 |
| 2005 | 304 |
| 2006 | 307 |
| 2007 | 315 |
| 2008 | 345 |
| 2009 | 349 |
| 2010 | 407 |
| 2011 | 448 |
| 2012 | 445 |
| 2013 | 487 |
| 2014 | 546 |
| 2015 | 553 |
| 2016 | 594 |
| 2017 | 583 |
| 2018 | 552 |
| 2019 | 591 |
| 2020 | 637 |
| 2021 | 661 |
| 2022 | 661 |
| 2023 | 614 |
| 2024 | 267 |