1917	 2
1918	 1
1919	 2
1920	 4
1921	 2
1923	 2
1926	 8
1927	 4
1928	 3
1929	 7
1930	 6
1931	16
1932	 2
1935	 4
1936	 2
1938	 5
1939	 3
1940	 4
1941	 2
1943	 6
1945	 3
1946	 1
1948	 2
1950	11
1951	11
1952	12
1953	 2
1954	 2
1957	12
1958	12
1959	12
1960	33
1961	14
1962	22
1963	32
1964	31
1965	33
1966	66
1967	45
1968	62
1969	54
1970	38
1971	27
1972	26
1973	36
1974	49
1975	63
1976	26
1977	37
1978	28
1979	35
1980	31
1981	40
1982	51
1983	97
1984	38
1985	40
1986	33
1987	99
1988	45
1989	45
1990	48
1991	26
1992	23
1993	22
1994	13
1995	22
1996	 2