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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1961 | 23 |
| 1962 | 69 |
| 1963 | 61 |
| 1964 | 66 |
| 1965 | 68 |
| 1966 | 82 |
| 1967 | 48 |
| 1968 | 63 |
| 1969 | 66 |
| 1970 | 73 |
| 1971 | 57 |
| 1972 | 60 |
| 1973 | 54 |
| 1974 | 59 |
| 1975 | 82 |
| 1976 | 73 |
| 1977 | 62 |
| 1978 | 60 |
| 1979 | 64 |
| 1980 | 58 |
| 1981 | 51 |
| 1982 | 35 |
| 1983 | 42 |
| 1984 | 49 |
| 1985 | 41 |
| 1986 | 42 |
| 1987 | 58 |
| 1988 | 41 |
| 1989 | 39 |
| 1991 | 45 |
| 1992 | 73 |
| 1993 | 62 |
| 2005 | 82 |
| 2006 | 91 |
| 2007 | 61 |
| 2008 | 65 |
| 2009 | 69 |
| 2010 | 98 |
| 2011 | 101 |
| 2012 | 73 |
| 2013 | 67 |
| 2014 | 72 |
| 2015 | 68 |
| 2016 | 70 |
| 2017 | 68 |
| 2018 | 86 |
| 2019 | 81 |
| 2020 | 109 |
| 2021 | 115 |
| 2022 | 105 |
| 2023 | 92 |
| 2024 | 33 |