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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1936 | 1 |
| 1948 | 1 |
| 1950 | 1 |
| 1951 | 2 |
| 1952 | 1 |
| 1955 | 1 |
| 1956 | 6 |
| 1958 | 1 |
| 1959 | 2 |
| 1961 | 1 |
| 1962 | 3 |
| 1963 | 2 |
| 1964 | 8 |
| 1965 | 6 |
| 1966 | 21 |
| 1967 | 30 |
| 1968 | 12 |
| 1969 | 11 |
| 1970 | 31 |
| 1971 | 11 |
| 1973 | 1 |
| 1974 | 13 |
| 1975 | 33 |
| 1976 | 43 |
| 1977 | 24 |
| 1978 | 25 |
| 1979 | 47 |
| 1980 | 33 |
| 1981 | 54 |
| 1982 | 30 |
| 1983 | 34 |
| 1984 | 27 |
| 1985 | 33 |
| 1986 | 33 |
| 1987 | 39 |
| 1988 | 89 |
| 1989 | 576 |
| 1990 | 2657 |
| 1991 | 3376 |
| 1992 | 3878 |
| 1993 | 3749 |
| 1994 | 3729 |
| 1995 | 3764 |
| 1996 | 3932 |
| 1997 | 4098 |
| 1998 | 4256 |
| 1999 | 4664 |
| 2000 | 4929 |
| 2001 | 5716 |
| 2002 | 6156 |
| 2003 | 6585 |
| 2004 | 6954 |
| 2005 | 7119 |
| 2006 | 7358 |
| 2007 | 8229 |
| 2008 | 8685 |
| 2009 | 8995 |
| 2010 | 9406 |
| 2011 | 10071 |
| 2012 | 10824 |
| 2013 | 11692 |
| 2014 | 11912 |
| 2015 | 12274 |
| 2016 | 11634 |
| 2017 | 11737 |
| 2018 | 12390 |
| 2019 | 12530 |
| 2020 | 15061 |
| 2021 | 14549 |
| 2022 | 10591 |
| 2023 | 9351 |
| 2024 | 10339 |
| 2025 | 2 |