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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1951 | 2 |
| 1952 | 8 |
| 1953 | 11 |
| 1954 | 21 |
| 1955 | 28 |
| 1956 | 20 |
| 1957 | 20 |
| 1958 | 29 |
| 1959 | 16 |
| 1964 | 1 |
| 1965 | 33 |
| 1966 | 66 |
| 1967 | 64 |
| 1968 | 70 |
| 1969 | 70 |
| 1970 | 93 |
| 1971 | 73 |
| 1972 | 91 |
| 1973 | 89 |
| 1974 | 117 |
| 1975 | 94 |
| 1976 | 71 |
| 1977 | 75 |
| 1978 | 61 |
| 1979 | 68 |
| 1980 | 60 |
| 1981 | 49 |
| 1982 | 42 |
| 1983 | 39 |
| 1984 | 50 |
| 1985 | 56 |
| 1986 | 51 |
| 1987 | 65 |
| 1988 | 64 |
| 1989 | 74 |
| 1990 | 60 |
| 1991 | 68 |
| 1992 | 85 |
| 1993 | 67 |
| 1994 | 66 |
| 1995 | 68 |
| 1996 | 78 |
| 1997 | 58 |
| 1998 | 46 |
| 1999 | 43 |
| 2000 | 71 |
| 2001 | 72 |
| 2002 | 53 |
| 2003 | 66 |
| 2004 | 78 |
| 2005 | 70 |
| 2006 | 71 |
| 2007 | 91 |
| 2008 | 92 |
| 2009 | 114 |
| 2010 | 133 |
| 2011 | 153 |
| 2012 | 205 |
| 2013 | 232 |
| 2014 | 245 |
| 2015 | 239 |
| 2016 | 232 |
| 2017 | 249 |
| 2018 | 247 |
| 2019 | 231 |
| 2020 | 216 |
| 2021 | 165 |
| 2022 | 115 |
| 2023 | 101 |
| 2024 | 152 |
| 2025 | 12 |