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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1932 | 1 |
| 1947 | 1 |
| 1960 | 4 |
| 1961 | 5 |
| 1962 | 4 |
| 1964 | 3 |
| 1965 | 2 |
| 1972 | 1 |
| 1973 | 1 |
| 1974 | 1 |
| 1975 | 1 |
| 1976 | 2 |
| 1977 | 3 |
| 1978 | 48 |
| 1979 | 71 |
| 1980 | 88 |
| 1981 | 102 |
| 1982 | 89 |
| 1983 | 97 |
| 1984 | 118 |
| 1985 | 110 |
| 1986 | 135 |
| 1987 | 158 |
| 1988 | 132 |
| 1989 | 134 |
| 1990 | 165 |
| 1991 | 152 |
| 1992 | 148 |
| 1993 | 195 |
| 1994 | 144 |
| 1995 | 140 |
| 1996 | 127 |
| 1997 | 172 |
| 1998 | 165 |
| 1999 | 156 |
| 2000 | 150 |
| 2001 | 163 |
| 2002 | 176 |
| 2003 | 171 |
| 2004 | 142 |
| 2005 | 147 |
| 2006 | 160 |
| 2007 | 159 |
| 2008 | 148 |
| 2009 | 141 |
| 2010 | 148 |
| 2011 | 150 |
| 2012 | 199 |
| 2013 | 174 |
| 2014 | 205 |
| 2015 | 220 |
| 2016 | 240 |
| 2017 | 180 |
| 2018 | 199 |
| 2019 | 221 |
| 2020 | 183 |
| 2021 | 140 |
| 2022 | 130 |
| 2023 | 129 |
| 2024 | 150 |
| 2025 | 98 |