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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1939 | 1 |
| 1950 | 1 |
| 1951 | 2 |
| 1952 | 1 |
| 1955 | 4 |
| 1959 | 1 |
| 1965 | 2 |
| 1972 | 1 |
| 1973 | 1 |
| 1974 | 2 |
| 1975 | 2 |
| 1976 | 1 |
| 1977 | 2 |
| 1979 | 1 |
| 1980 | 1 |
| 1981 | 1 |
| 1983 | 1 |
| 1986 | 1 |
| 1987 | 2 |
| 1988 | 2 |
| 1989 | 1 |
| 1990 | 1 |
| 1991 | 1 |
| 1992 | 2 |
| 1993 | 7 |
| 1994 | 13 |
| 1995 | 6 |
| 1996 | 7 |
| 1997 | 10 |
| 1998 | 25 |
| 1999 | 23 |
| 2000 | 42 |
| 2001 | 74 |
| 2002 | 73 |
| 2003 | 75 |
| 2004 | 58 |
| 2005 | 79 |
| 2006 | 83 |
| 2007 | 89 |
| 2008 | 96 |
| 2009 | 111 |
| 2010 | 82 |
| 2011 | 94 |
| 2012 | 89 |
| 2013 | 99 |
| 2014 | 119 |
| 2015 | 191 |
| 2016 | 174 |
| 2017 | 153 |
| 2018 | 163 |
| 2019 | 161 |
| 2020 | 136 |
| 2021 | 149 |
| 2022 | 144 |
| 2023 | 130 |
| 2024 | 39 |