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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1953 | 1 |
| 1957 | 1 |
| 1958 | 1 |
| 1959 | 2 |
| 1960 | 1 |
| 1961 | 3 |
| 1962 | 1 |
| 1963 | 7 |
| 1964 | 5 |
| 1965 | 1 |
| 1971 | 1 |
| 1974 | 15 |
| 1975 | 99 |
| 1976 | 182 |
| 1977 | 152 |
| 1978 | 158 |
| 1979 | 147 |
| 1980 | 112 |
| 1981 | 112 |
| 1982 | 135 |
| 1983 | 145 |
| 1984 | 126 |
| 1985 | 117 |
| 1986 | 133 |
| 1987 | 133 |
| 1988 | 109 |
| 1989 | 165 |
| 1990 | 161 |
| 1991 | 154 |
| 1992 | 140 |
| 1993 | 147 |
| 1994 | 128 |
| 1995 | 138 |
| 1996 | 119 |
| 1997 | 139 |
| 1998 | 146 |
| 1999 | 159 |
| 2000 | 180 |
| 2001 | 214 |
| 2002 | 197 |
| 2003 | 232 |
| 2004 | 237 |
| 2005 | 262 |
| 2006 | 250 |
| 2007 | 245 |
| 2008 | 267 |
| 2009 | 299 |
| 2010 | 314 |
| 2011 | 275 |
| 2012 | 302 |
| 2013 | 311 |
| 2014 | 347 |
| 2015 | 378 |
| 2016 | 362 |
| 2017 | 331 |
| 2018 | 331 |
| 2019 | 293 |
| 2020 | 773 |
| 2021 | 665 |
| 2022 | 279 |
| 2023 | 125 |
| 2024 | 49 |