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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1886 | 1 |
| 1893 | 1 |
| 1896 | 1 |
| 1897 | 1 |
| 1910 | 1 |
| 1918 | 1 |
| 1919 | 1 |
| 1920 | 1 |
| 1929 | 1 |
| 1930 | 4 |
| 1938 | 1 |
| 1940 | 1 |
| 1941 | 1 |
| 1944 | 3 |
| 1945 | 3 |
| 1946 | 2 |
| 1947 | 1 |
| 1948 | 2 |
| 1949 | 2 |
| 1951 | 3 |
| 1955 | 2 |
| 1956 | 1 |
| 1961 | 2 |
| 1963 | 1 |
| 1964 | 2 |
| 1967 | 1 |
| 1969 | 2 |
| 1972 | 1 |
| 1973 | 1 |
| 1977 | 1 |
| 1978 | 4 |
| 1979 | 1 |
| 1980 | 1 |
| 1982 | 1 |
| 1983 | 1 |
| 1984 | 2 |
| 1985 | 1 |
| 1986 | 1 |
| 1987 | 1 |
| 1998 | 1 |
| 1999 | 2 |
| 2000 | 1 |
| 2001 | 2 |
| 2002 | 1 |
| 2003 | 3 |
| 2005 | 1 |
| 2006 | 2 |
| 2007 | 2 |
| 2008 | 2 |
| 2009 | 2 |
| 2010 | 2 |
| 2012 | 10 |
| 2013 | 4 |
| 2014 | 4 |
| 2015 | 3 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 3 |
| 2021 | 2 |
| 2022 | 4 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 1 |