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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1896 | 1 |
| 1897 | 1 |
| 1898 | 1 |
| 1899 | 1 |
| 1900 | 1 |
| 1904 | 1 |
| 1905 | 1 |
| 1906 | 1 |
| 1908 | 1 |
| 1913 | 2 |
| 1915 | 3 |
| 1916 | 4 |
| 1917 | 3 |
| 1925 | 2 |
| 1928 | 1 |
| 1929 | 1 |
| 1932 | 1 |
| 1934 | 1 |
| 1935 | 1 |
| 1936 | 3 |
| 1937 | 1 |
| 1938 | 2 |
| 1939 | 1 |
| 1940 | 2 |
| 1941 | 2 |
| 1942 | 1 |
| 1944 | 3 |
| 1947 | 1 |
| 1948 | 2 |
| 1951 | 2 |
| 1952 | 2 |
| 1955 | 1 |
| 1963 | 2 |
| 1964 | 2 |
| 1965 | 2 |
| 1966 | 1 |
| 1967 | 2 |
| 1968 | 8 |
| 1970 | 4 |
| 1971 | 2 |
| 1972 | 5 |
| 1973 | 2 |
| 1974 | 1 |
| 1975 | 1 |
| 1976 | 1 |
| 1979 | 1 |
| 1993 | 2 |
| 1995 | 1 |
| 1996 | 1 |
| 2007 | 1 |
| 2008 | 2 |
| 2010 | 1 |
| 2013 | 1 |
| 2014 | 1 |
| 2015 | 3 |
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 3 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 4 |
| 2024 | 1 |
| 2025 | 1 |