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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1827 | 1 |
| 1841 | 20 |
| 1842 | 15 |
| 1843 | 7 |
| 1844 | 4 |
| 1845 | 2 |
| 1846 | 3 |
| 1848 | 1 |
| 1953 | 1 |
| 1956 | 1 |
| 1958 | 2 |
| 1960 | 2 |
| 1961 | 2 |
| 1962 | 4 |
| 1965 | 1 |
| 1966 | 2 |
| 1967 | 1 |
| 1969 | 2 |
| 1971 | 1 |
| 1973 | 2 |
| 1974 | 4 |
| 1977 | 4 |
| 1978 | 1 |
| 1979 | 3 |
| 1980 | 3 |
| 1981 | 1 |
| 1982 | 6 |
| 1983 | 2 |
| 1984 | 4 |
| 1985 | 1 |
| 1986 | 1 |
| 1987 | 3 |
| 1988 | 3 |
| 1989 | 2 |
| 1990 | 2 |
| 1991 | 4 |
| 1993 | 2 |
| 1994 | 1 |
| 1995 | 2 |
| 1996 | 3 |
| 1997 | 2 |
| 1998 | 3 |
| 1999 | 1 |
| 2001 | 1 |
| 2004 | 1 |
| 2005 | 2 |
| 2017 | 1 |
| 2023 | 0 |