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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1953 | 1 |
| 1959 | 2 |
| 1962 | 1 |
| 1965 | 4 |
| 1966 | 3 |
| 1967 | 2 |
| 1968 | 3 |
| 1969 | 1 |
| 1970 | 2 |
| 1971 | 4 |
| 1972 | 7 |
| 1973 | 2 |
| 1976 | 1 |
| 1977 | 2 |
| 1978 | 4 |
| 1979 | 1 |
| 1980 | 1 |
| 1981 | 2 |
| 1982 | 1 |
| 1983 | 4 |
| 1984 | 4 |
| 1985 | 3 |
| 1986 | 3 |
| 1987 | 9 |
| 1988 | 13 |
| 1989 | 13 |
| 1990 | 26 |
| 1991 | 19 |
| 1992 | 24 |
| 1993 | 32 |
| 1994 | 31 |
| 1995 | 33 |
| 1996 | 56 |
| 1997 | 58 |
| 1998 | 69 |
| 1999 | 90 |
| 2000 | 100 |
| 2001 | 102 |
| 2002 | 180 |
| 2003 | 221 |
| 2004 | 236 |
| 2005 | 303 |
| 2006 | 307 |
| 2007 | 387 |
| 2008 | 422 |
| 2009 | 425 |
| 2010 | 411 |
| 2011 | 453 |
| 2012 | 554 |
| 2013 | 597 |
| 2014 | 766 |
| 2015 | 841 |
| 2016 | 862 |
| 2017 | 659 |
| 2018 | 642 |
| 2019 | 634 |
| 2020 | 834 |
| 2021 | 985 |
| 2022 | 990 |
| 2023 | 932 |
| 2024 | 466 |