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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1797 | 1 |
| 1852 | 1 |
| 1870 | 1 |
| 1871 | 1 |
| 1875 | 1 |
| 1889 | 1 |
| 1893 | 1 |
| 1900 | 1 |
| 1902 | 1 |
| 1906 | 2 |
| 1909 | 1 |
| 1910 | 1 |
| 1912 | 1 |
| 1918 | 1 |
| 1929 | 1 |
| 1948 | 1 |
| 1952 | 4 |
| 1955 | 1 |
| 1956 | 2 |
| 1958 | 1 |
| 1959 | 1 |
| 1964 | 1 |
| 1965 | 6 |
| 1966 | 10 |
| 1967 | 10 |
| 1968 | 7 |
| 1969 | 5 |
| 1970 | 2 |
| 1971 | 1 |
| 1972 | 2 |
| 1974 | 1 |
| 1975 | 1 |
| 1979 | 1 |
| 1981 | 2 |
| 1982 | 2 |
| 1983 | 1 |
| 1984 | 2 |
| 1988 | 1 |
| 1993 | 1 |
| 1998 | 1 |
| 1999 | 2 |
| 2000 | 2 |
| 2001 | 1 |
| 2004 | 2 |
| 2005 | 1 |
| 2006 | 1 |
| 2007 | 1 |
| 2008 | 1 |
| 2025 | 0 |