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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 1 |
| 1953 | 1 |
| 1954 | 2 |
| 1955 | 2 |
| 1959 | 1 |
| 1960 | 2 |
| 1961 | 2 |
| 1962 | 3 |
| 1963 | 3 |
| 1964 | 5 |
| 1965 | 5 |
| 1966 | 1 |
| 1974 | 2 |
| 1975 | 48 |
| 1976 | 66 |
| 1977 | 71 |
| 1978 | 59 |
| 1979 | 64 |
| 1980 | 67 |
| 1981 | 85 |
| 1982 | 66 |
| 1983 | 49 |
| 1984 | 80 |
| 1985 | 92 |
| 1986 | 77 |
| 1987 | 70 |
| 1988 | 71 |
| 1989 | 80 |
| 1990 | 93 |
| 1991 | 93 |
| 1992 | 120 |
| 1993 | 111 |
| 1994 | 123 |
| 1995 | 98 |
| 1996 | 87 |
| 1997 | 116 |
| 1998 | 92 |
| 1999 | 133 |
| 2000 | 112 |
| 2001 | 111 |
| 2002 | 124 |
| 2003 | 142 |
| 2004 | 136 |
| 2005 | 184 |
| 2006 | 175 |
| 2007 | 167 |
| 2008 | 131 |
| 2009 | 165 |
| 2010 | 190 |
| 2011 | 200 |
| 2012 | 202 |
| 2013 | 184 |
| 2014 | 208 |
| 2015 | 183 |
| 2016 | 175 |
| 2017 | 158 |
| 2018 | 145 |
| 2019 | 145 |
| 2020 | 160 |
| 2021 | 120 |
| 2022 | 130 |
| 2023 | 108 |
| 2024 | 33 |