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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1948 | 1 |
| 1951 | 2 |
| 1953 | 1 |
| 1954 | 2 |
| 1955 | 3 |
| 1957 | 1 |
| 1958 | 2 |
| 1959 | 1 |
| 1960 | 6 |
| 1961 | 5 |
| 1962 | 10 |
| 1963 | 7 |
| 1964 | 11 |
| 1965 | 8 |
| 1967 | 2 |
| 1969 | 1 |
| 1970 | 5 |
| 1971 | 69 |
| 1972 | 214 |
| 1973 | 171 |
| 1974 | 191 |
| 1975 | 243 |
| 1976 | 276 |
| 1977 | 442 |
| 1978 | 487 |
| 1979 | 523 |
| 1980 | 636 |
| 1981 | 707 |
| 1982 | 855 |
| 1983 | 878 |
| 1984 | 935 |
| 1985 | 1076 |
| 1986 | 1098 |
| 1987 | 1118 |
| 1988 | 1362 |
| 1989 | 1585 |
| 1990 | 1964 |
| 1991 | 2278 |
| 1992 | 2536 |
| 1993 | 3061 |
| 1994 | 3571 |
| 1995 | 3268 |
| 1996 | 3591 |
| 1997 | 4036 |
| 1998 | 4588 |
| 1999 | 5212 |
| 2000 | 5991 |
| 2001 | 6378 |
| 2002 | 5815 |
| 2003 | 6059 |
| 2004 | 5408 |
| 2005 | 4077 |
| 2006 | 3497 |
| 2007 | 2954 |
| 2008 | 2985 |
| 2009 | 3278 |
| 2010 | 3077 |
| 2011 | 3041 |
| 2012 | 3255 |
| 2013 | 3605 |
| 2014 | 3336 |
| 2015 | 3525 |
| 2016 | 2929 |
| 2017 | 2787 |
| 2018 | 2543 |
| 2019 | 2122 |
| 2020 | 1949 |
| 2021 | 1849 |
| 2022 | 1735 |
| 2023 | 1477 |
| 2024 | 584 |