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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1850 | 1 |
| 1864 | 2 |
| 1867 | 2 |
| 1868 | 1 |
| 1869 | 1 |
| 1908 | 2 |
| 1909 | 2 |
| 1910 | 2 |
| 1911 | 1 |
| 1928 | 1 |
| 1929 | 1 |
| 1945 | 2 |
| 1946 | 1 |
| 1957 | 1 |
| 1958 | 2 |
| 1959 | 3 |
| 1960 | 3 |
| 1961 | 3 |
| 1964 | 2 |
| 1965 | 1 |
| 1966 | 4 |
| 1967 | 1 |
| 1969 | 2 |
| 1971 | 2 |
| 1975 | 1 |
| 1977 | 2 |
| 1978 | 1 |
| 1979 | 2 |
| 1981 | 2 |
| 1982 | 1 |
| 1983 | 1 |
| 1985 | 1 |
| 1989 | 1 |
| 1991 | 2 |
| 1995 | 1 |
| 1999 | 1 |
| 2001 | 1 |
| 2002 | 1 |
| 2003 | 2 |
| 2007 | 1 |
| 2008 | 1 |
| 2009 | 3 |
| 2010 | 1 |
| 2012 | 3 |
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 3 |
| 2019 | 1 |
| 2020 | 4 |
| 2021 | 3 |
| 2022 | 7 |
| 2023 | 3 |
| 2024 | 3 |