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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1953 | 2 |
| 1954 | 1 |
| 1958 | 3 |
| 1959 | 3 |
| 1960 | 3 |
| 1961 | 2 |
| 1962 | 4 |
| 1963 | 29 |
| 1964 | 35 |
| 1965 | 48 |
| 1966 | 53 |
| 1967 | 57 |
| 1968 | 60 |
| 1969 | 58 |
| 1970 | 38 |
| 1971 | 41 |
| 1972 | 37 |
| 1973 | 42 |
| 1974 | 39 |
| 1975 | 32 |
| 1976 | 30 |
| 1977 | 31 |
| 1978 | 37 |
| 1979 | 62 |
| 1980 | 92 |
| 1981 | 85 |
| 1982 | 83 |
| 1983 | 104 |
| 1984 | 94 |
| 1985 | 94 |
| 1986 | 91 |
| 1987 | 66 |
| 1988 | 87 |
| 1989 | 76 |
| 1990 | 72 |
| 1991 | 97 |
| 1992 | 82 |
| 1993 | 112 |
| 1994 | 83 |
| 1995 | 82 |
| 1996 | 75 |
| 1997 | 76 |
| 1998 | 91 |
| 1999 | 71 |
| 2000 | 98 |
| 2001 | 100 |
| 2002 | 92 |
| 2003 | 118 |
| 2004 | 136 |
| 2005 | 158 |
| 2006 | 140 |
| 2007 | 141 |
| 2008 | 163 |
| 2009 | 166 |
| 2010 | 155 |
| 2011 | 186 |
| 2012 | 173 |
| 2013 | 195 |
| 2014 | 171 |
| 2015 | 159 |
| 2016 | 144 |
| 2017 | 145 |
| 2018 | 141 |
| 2019 | 159 |
| 2020 | 170 |
| 2021 | 136 |
| 2022 | 99 |
| 2023 | 100 |
| 2024 | 23 |