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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 2 |
| 1947 | 2 |
| 1948 | 1 |
| 1949 | 1 |
| 1950 | 2 |
| 1951 | 3 |
| 1952 | 3 |
| 1953 | 1 |
| 1954 | 2 |
| 1959 | 1 |
| 1961 | 1 |
| 1974 | 2 |
| 1975 | 1 |
| 1977 | 4 |
| 1979 | 1 |
| 1980 | 2 |
| 1981 | 3 |
| 1984 | 3 |
| 1987 | 2 |
| 1989 | 5 |
| 1990 | 5 |
| 1991 | 1 |
| 1993 | 3 |
| 1995 | 3 |
| 1996 | 2 |
| 1998 | 1 |
| 1999 | 3 |
| 2000 | 2 |
| 2001 | 1 |
| 2002 | 1 |
| 2003 | 1 |
| 2004 | 4 |
| 2005 | 2 |
| 2006 | 3 |
| 2007 | 2 |
| 2011 | 1 |
| 2012 | 1 |
| 2013 | 1 |
| 2014 | 3 |
| 2015 | 1 |
| 2017 | 3 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 2 |
| 2023 | 2 |
| 2024 | 3 |