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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 |
| 1950 | 4 |
| 1951 | 4 |
| 1953 | 3 |
| 1954 | 1 |
| 1955 | 7 |
| 1956 | 1 |
| 1957 | 4 |
| 1958 | 4 |
| 1959 | 5 |
| 1960 | 8 |
| 1961 | 4 |
| 1962 | 4 |
| 1963 | 5 |
| 1964 | 11 |
| 1965 | 17 |
| 1966 | 11 |
| 1967 | 25 |
| 1968 | 20 |
| 1969 | 30 |
| 1970 | 19 |
| 1971 | 23 |
| 1972 | 33 |
| 1973 | 32 |
| 1974 | 38 |
| 1975 | 32 |
| 1976 | 33 |
| 1977 | 20 |
| 1978 | 28 |
| 1979 | 39 |
| 1980 | 29 |
| 1981 | 25 |
| 1982 | 31 |
| 1983 | 20 |
| 1984 | 20 |
| 1985 | 32 |
| 1986 | 55 |
| 1987 | 112 |
| 1988 | 188 |
| 1989 | 267 |
| 1990 | 375 |
| 1991 | 621 |
| 1992 | 929 |
| 1993 | 1411 |
| 1994 | 2130 |
| 1995 | 2580 |
| 1996 | 2710 |
| 1997 | 3159 |
| 1998 | 3196 |
| 1999 | 3414 |
| 2000 | 3565 |
| 2001 | 3611 |
| 2002 | 3730 |
| 2003 | 3746 |
| 2004 | 3779 |
| 2005 | 4069 |
| 2006 | 4083 |
| 2007 | 4132 |
| 2008 | 4107 |
| 2009 | 3941 |
| 2010 | 4022 |
| 2011 | 4047 |
| 2012 | 4084 |
| 2013 | 4079 |
| 2014 | 3849 |
| 2015 | 3672 |
| 2016 | 3460 |
| 2017 | 3360 |
| 2018 | 3113 |
| 2019 | 3082 |
| 2020 | 2827 |
| 2021 | 2430 |
| 2022 | 2212 |
| 2023 | 1611 |
| 2024 | 634 |