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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1934 | 1 |
| 1949 | 1 |
| 1957 | 1 |
| 1958 | 1 |
| 1960 | 1 |
| 1962 | 1 |
| 1963 | 1 |
| 1964 | 4 |
| 1965 | 7 |
| 1966 | 11 |
| 1967 | 10 |
| 1968 | 26 |
| 1969 | 18 |
| 1970 | 12 |
| 1971 | 17 |
| 1972 | 21 |
| 1973 | 12 |
| 1974 | 16 |
| 1975 | 23 |
| 1976 | 16 |
| 1977 | 24 |
| 1978 | 13 |
| 1979 | 20 |
| 1980 | 22 |
| 1981 | 14 |
| 1982 | 21 |
| 1983 | 20 |
| 1984 | 8 |
| 1985 | 22 |
| 1986 | 17 |
| 1987 | 32 |
| 1988 | 31 |
| 1989 | 45 |
| 1990 | 41 |
| 1991 | 38 |
| 1992 | 46 |
| 1993 | 44 |
| 1994 | 33 |
| 1995 | 58 |
| 1996 | 60 |
| 1997 | 67 |
| 1998 | 58 |
| 1999 | 83 |
| 2000 | 73 |
| 2001 | 109 |
| 2002 | 93 |
| 2003 | 107 |
| 2004 | 138 |
| 2005 | 199 |
| 2006 | 223 |
| 2007 | 234 |
| 2008 | 301 |
| 2009 | 299 |
| 2010 | 347 |
| 2011 | 412 |
| 2012 | 528 |
| 2013 | 581 |
| 2014 | 657 |
| 2015 | 747 |
| 2016 | 735 |
| 2017 | 810 |
| 2018 | 930 |
| 2019 | 1041 |
| 2020 | 1331 |
| 2021 | 1268 |
| 2022 | 1126 |
| 2023 | 6 |