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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1923 | 1 |
| 1929 | 1 |
| 1931 | 1 |
| 1933 | 2 |
| 1937 | 1 |
| 1939 | 1 |
| 1940 | 1 |
| 1943 | 1 |
| 1944 | 1 |
| 1946 | 4 |
| 1948 | 4 |
| 1949 | 2 |
| 1950 | 3 |
| 1951 | 2 |
| 1952 | 1 |
| 1953 | 3 |
| 1954 | 5 |
| 1955 | 2 |
| 1956 | 5 |
| 1960 | 2 |
| 1962 | 3 |
| 1966 | 2 |
| 1967 | 1 |
| 1972 | 1 |
| 1975 | 1 |
| 1980 | 2 |
| 1987 | 3 |
| 1989 | 1 |
| 1990 | 1 |
| 1994 | 1 |
| 1995 | 1 |
| 1996 | 1 |
| 1998 | 2 |
| 1999 | 4 |
| 2000 | 2 |
| 2001 | 1 |
| 2002 | 2 |
| 2003 | 5 |
| 2004 | 3 |
| 2005 | 2 |
| 2006 | 6 |
| 2007 | 6 |
| 2008 | 3 |
| 2009 | 2 |
| 2010 | 5 |
| 2011 | 4 |
| 2012 | 2 |
| 2013 | 5 |
| 2014 | 7 |
| 2015 | 5 |
| 2016 | 4 |
| 2017 | 9 |
| 2018 | 6 |
| 2019 | 3 |
| 2020 | 10 |
| 2021 | 7 |
| 2022 | 3 |
| 2023 | 5 |
| 2024 | 4 |
| 2025 | 7 |
| 2026 | 4 |