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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1887 | 1 |
| 1888 | 2 |
| 1889 | 1 |
| 1891 | 1 |
| 1905 | 1 |
| 1906 | 1 |
| 1907 | 1 |
| 1917 | 1 |
| 1949 | 1 |
| 1950 | 1 |
| 1952 | 1 |
| 1953 | 1 |
| 1956 | 2 |
| 1960 | 1 |
| 1961 | 1 |
| 1963 | 1 |
| 1964 | 1 |
| 1965 | 1 |
| 1967 | 3 |
| 1970 | 1 |
| 1971 | 6 |
| 1972 | 2 |
| 1975 | 2 |
| 1989 | 1 |
| 1995 | 1 |
| 1999 | 2 |
| 2000 | 1 |
| 2001 | 1 |
| 2002 | 2 |
| 2003 | 2 |
| 2008 | 1 |
| 2014 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2020 | 1 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 0 |