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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 1 |
| 1948 | 5 |
| 1949 | 1 |
| 1950 | 1 |
| 1951 | 11 |
| 1952 | 10 |
| 1953 | 6 |
| 1954 | 2 |
| 1955 | 3 |
| 1956 | 1 |
| 1957 | 5 |
| 1958 | 1 |
| 1959 | 4 |
| 1960 | 6 |
| 1961 | 4 |
| 1962 | 3 |
| 1966 | 1 |
| 1971 | 2 |
| 1982 | 1 |
| 1983 | 2 |
| 1984 | 2 |
| 1985 | 4 |
| 1986 | 3 |
| 1987 | 3 |
| 1988 | 5 |
| 1989 | 7 |
| 1990 | 17 |
| 1991 | 6 |
| 1992 | 12 |
| 1993 | 2 |
| 1994 | 5 |
| 1995 | 7 |
| 1996 | 8 |
| 1997 | 14 |
| 1998 | 22 |
| 1999 | 24 |
| 2000 | 36 |
| 2001 | 55 |
| 2002 | 87 |
| 2003 | 127 |
| 2004 | 112 |
| 2005 | 102 |
| 2006 | 115 |
| 2007 | 119 |
| 2008 | 78 |
| 2009 | 91 |
| 2010 | 102 |
| 2011 | 100 |
| 2012 | 125 |
| 2013 | 108 |
| 2014 | 122 |
| 2015 | 144 |
| 2016 | 130 |
| 2017 | 114 |
| 2018 | 138 |
| 2019 | 127 |
| 2020 | 105 |
| 2021 | 37 |
| 2022 | 42 |
| 2023 | 37 |
| 2024 | 17 |