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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1964 | 84 |
| 1965 | 87 |
| 1966 | 73 |
| 1967 | 70 |
| 1968 | 104 |
| 1969 | 98 |
| 1970 | 116 |
| 1971 | 116 |
| 1972 | 88 |
| 1973 | 108 |
| 1974 | 118 |
| 1975 | 110 |
| 1976 | 99 |
| 1977 | 101 |
| 1978 | 103 |
| 1979 | 122 |
| 1980 | 116 |
| 1981 | 103 |
| 1982 | 95 |
| 1983 | 121 |
| 1984 | 122 |
| 1985 | 133 |
| 1986 | 158 |
| 1987 | 149 |
| 1988 | 149 |
| 1989 | 141 |
| 1990 | 102 |
| 1991 | 92 |
| 1992 | 104 |
| 1993 | 93 |
| 1994 | 115 |
| 1995 | 110 |
| 1996 | 99 |
| 1997 | 88 |
| 1998 | 102 |
| 1999 | 94 |
| 2000 | 108 |
| 2001 | 90 |
| 2002 | 113 |
| 2003 | 81 |
| 2004 | 78 |
| 2005 | 102 |
| 2006 | 146 |
| 2007 | 180 |
| 2008 | 165 |
| 2009 | 156 |
| 2010 | 200 |
| 2011 | 210 |
| 2012 | 192 |
| 2013 | 222 |
| 2014 | 246 |
| 2015 | 253 |
| 2016 | 228 |
| 2017 | 131 |
| 2018 | 123 |
| 2019 | 171 |
| 2020 | 223 |
| 2021 | 266 |
| 2022 | 224 |
| 2023 | 132 |
| 2024 | 214 |