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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1948 | 2 |
| 1950 | 2 |
| 1953 | 1 |
| 1954 | 1 |
| 1955 | 1 |
| 1956 | 4 |
| 1957 | 2 |
| 1959 | 1 |
| 1960 | 3 |
| 1961 | 1 |
| 1962 | 1 |
| 1963 | 7 |
| 1964 | 1 |
| 1965 | 1 |
| 1978 | 1 |
| 1983 | 1 |
| 1985 | 1 |
| 1987 | 1 |
| 1988 | 3 |
| 1989 | 43 |
| 1990 | 84 |
| 1991 | 136 |
| 1992 | 99 |
| 1993 | 98 |
| 1994 | 78 |
| 1995 | 127 |
| 1996 | 138 |
| 1997 | 139 |
| 1998 | 191 |
| 1999 | 158 |
| 2000 | 252 |
| 2001 | 262 |
| 2002 | 152 |
| 2003 | 161 |
| 2004 | 118 |
| 2005 | 103 |
| 2006 | 132 |
| 2007 | 83 |
| 2008 | 122 |
| 2009 | 76 |
| 2010 | 89 |
| 2011 | 151 |
| 2012 | 138 |
| 2013 | 161 |
| 2014 | 152 |
| 2015 | 195 |
| 2016 | 150 |
| 2017 | 138 |
| 2018 | 171 |
| 2019 | 106 |
| 2020 | 82 |
| 2021 | 50 |
| 2022 | 15 |
| 2023 | 10 |
| 2024 | 5 |