Date List

1881 (1) 1882 (3) 1883 (4) 1884 (1) 1885 (3) 1886 (6) 1887 (2) 1888 (7) 1889 (7) 1890 (7) 1891 (15) 1892 (13) 1893 (2) 1894 (5) 1895 (8) 1896 (1) 1897 (6) 1898 (2) 1899 (17) 1900 (13) 1901 (10) 1902 (9) 1903 (5) 1904 (8) 1905 (2) 1906 (12) 1907 (9) 1908 (6) 1909 (10) 1910 (20) 1911 (18) 1912 (22) 1913 (39) 1914 (29) 1915 (52) 1916 (52) 1917 (65) 1918 (150) 1919 (85) 1920 (71) 1921 (70) 1922 (58) 1923 (71) 1924 (67) 1925 (65) 1926 (79) 1927 (76) 1928 (87) 1929 (84) 1930 (73) 1931 (42) 1932 (55) 1933 (57) 1934 (56) 1935 (55) 1936 (53) 1937 (68) 1938 (56) 1939 (55) 1940 (66) 1941 (66) 1942 (39) 1943 (71) 1944 (67) 1945 (40) 1946 (55) 1947 (57) 1948 (50) 1949 (69) 1950 (40) 1951 (51) 1952 (63) 1953 (66) 1954 (47) 1955 (50) 1956 (72) 1957 (66) 1958 (44) 1959 (76) 1960 (53) 1961 (74) 1962 (83) 1963 (71) 1964 (90) 1965 (78) 1966 (65) 1967 (75) 1968 (78) 1969 (71) 1970 (70) 1971 (75) 1972 (84) 1973 (93) 1974 (80) 1975 (78) 1976 (84) 1977 (71) 1978 (84) 1979 (77) 1980 (87) 1981 (88) 1982 (95) 1983 (68) 1984 (86) 1985 (81) 1986 (84) 1987 (86) 1988 (84) 1989 (65) 1990 (86) 1991 (83) 1992 (100) 1993 (93) 1994 (98) 1995 (89) 1996 (79) 1997 (107) 1998 (103) 1999 (101) 2000 (88) 2001 (106) 2002 (99) 2003 (101) 2004 (96) 2005 (105) 2006 (82) 2007 (93) 2008 (91) 2009 (93) 2010 (97) 2011 (94) 2012 (98) 2013 (85) 2014 (82) 2015 (80) 2016 (80) 2017 (79) 2018 (81) 2019 (66) 2020 (64) 2021 (66) 2022 (54) 2023 (37) Unknown (58)