1 | 1860 | September 10, 1860 - October 19, 1860 | 40 |
2 | 1862 | September 8, 1862 - October 17, 1862 | 40 |
3 | 1864 | September 12, 1864 - October 22, 1864 | 41 |
4 | 1866 | September 10, 1866 - October 20, 1866 | 41 |
5 | 1868 | September 14, 1868 - October 28, 1868 | 45 |
6 | 1870 | September 12, 1870 - October 20, 1870 | 39 |
7 | 1872 | September 9, 1872 - October 23, 1872 | 45 |
8 | 1874 | September 14, 1874 - October 21, 1874 | 38 |
9 | 1876 | September 11, 1876 - October 20, 1876 | 40 |
10 | 1878 | September 9, 1878 - October 18, 1878 | 40 |
11 | 1880 | September 13, 1880 - October 23, 1880 | 41 |
12 | 1882 | September 11, 1882 - October 19, 1882 | 39 |
13 | 1885 | January 12, 1885 - February 21, 1885 | 41 |
14 | 1887 | January 10, 1887 - February 18, 1887 | 40 |
15 | 1889 | January 14, 1889 - February 22, 1889 | 40 |
16 | 1891 | January 12, 1891 - February 20, 1891 | 40 |
17 | 1893 | January 9, 1893 - February 17, 1893 | 40 |
18 | 1895 | January 14, 1895 - February 23, 1895 | 41 |
19 | 1897 | January 11, 1897 - March 2, 1897 | * |
20 | 1899 | January 9, 1899 - February 18, 1899 | 41 |
21 | 1901 | January 14, 1901 - March 4, 1901 | 50 |
22 | 1903 | January 12, 1903 - February 20, 1903 | 40 |
23 | 1905 | January 9, 1905 - February 17, 1905 | 40 |
24 | 1907 | January 14, 1907 - February 23, 1907 | 41 |
25 | 1909 | January 11, 1909 - February 20, 1909 | 41 |
26 | 1911 | January 9, 1911 - February 18, 1911 | 41 |
27 | 1913 | January 13, 1913 - March 5, 1913 | 52 |
28 | 1915 | January 11, 1915 - February 20, 1915 | 41 |
29 | 1917 | January 8, 1917 - February 19, 1917 | 43 |
30 | 1919 | January 13, 1919 - February 27, 1919 | 46 |
31 | 1921 | January 10, 1921 - February 23, 1921 | 45 |
32 | 1923 | January 8, 1923 - February 22, 1923 | 46 |
33 | 1925 | January 12, 1925 - February 26, 1925 | 46 |
34 | 1927 | January 10, 1927 - February 25, 1927 | 47 |
35 | 1929 | January 14, 1929 - March 5, 1929 | 51 |
36 | 1931 | January 12, 1931 - March 6, 1931 | 54 |
37 | 1933 | January 9, 1933 - March 9, 1933 | 60 |
38 | 1935 | January 14, 1935 - March 13, 1935 | 59 |
39 | 1937 | January 11, 1937 - March 8, 1937 | 57 |
40 | 1939 | January 9, 1939 - March 15, 1939 | 66 |
41 | 1941 | January 13, 1941 - March 15, 1941 | 62 |
42 | 1943 | January 11, 1943 - March 10, 1943 | 59 |
43 | 1945 | January 8, 1945 - March 17, 1945 | 69 |
44 | 1947 | January 13, 1947 - April 5, 1947 | 83 |
45 | 1949 | January 10, 1949 - April 16, 1949 | 97 |
46 | 1951 | January 8, 1951 - May 3, 1951 | 116 |
47 | 1953 | January 12, 1953 - April 21, 1953 | 100 |
48 | 1955 | January 10, 1955 - May 4, 1955 | 115 |
49 | 1957 | January 14, 1957 - May 21, 1957 | 128 |
50 | 1959 | January 12, 1959 - May 6, 1959 | 115 |
51 | 1961 | January 9, 1961 - May 10, 1961 | 122 |
52 | 1963 | January 14, 1963 - June 3, 1963 | 141 |
53 | 1965 | January 11, 1965 - May 14, 1965 | 124 |
54 | 1967 | January 11, 1967 - June 14, 1967 | 155 |
55 | 1969 | January 13, 1969 - May 23, 1969 | 131 |
56 | 1971 | January 11, 1971 - June 10, 1971 | 151 |
57 | 1973 | January 8, 1973 - July 11, 1973 | 185 |
58 | 1975 | January 13, 1975 - June 14, 1975 | 153 |
59 | 1977 | January 10, 1977 - July 5, 1977 | 177 |
60 | 1979 | January 8, 1979 - July 4, 1979 | 178 |
61 | 1981 | January 13, 1981 - August 1, 1981 | 201 |
62 | 1983 | January 10, 1983 - July 15, 1983 | 187 |
63 | 1985 | January 14, 1985 - June 21, 1985 | 159 |
64 | 1987 | January 12, 1987 - June 28, 1987 | 168 |
65 | 1989 | January 9, 1989 - July 4, 1989 | 177 |
66 | 1991 | January 14, 1991 - June 30, 1991 | 168 |
67 | 1993 | January 11, 1993 - August 5, 1993 | 207 |
68 | 1995 | January 9, 1995 - June 10, 1995 | 153 |
69 | 1997 | January 13, 1997 - July 5, 1997 | 174 |
70 | 1999 | January 11, 1999 - July 24, 1999 | 195 |
71 | 2001 | January 8, 2001 - July 7, 2001 | 181 |
72 | 2003 | January 13, 2003 - August 27, 2003 | 227 |
73 | 2005 | January 10, 2005 - August 5, 2005 | 208 |
74 | 2007 | January 8, 2007 - June 28, 2007 | 172 |
75 | 2009 | January 12, 2009 - June 29, 2009 | 169 |
76 | 2011 | February 1, 2012 - March 5, 2012 | 150 |
76 | 2012 | February 1, 2011 - June 30, 2011 | 34 |
77 | 2013 | February 3, 2014 - March 7, 2014 | 155 |
77 | 2014 | February 4, 2013 - July 8, 2013 | 33 |
78 | 2015 | February 1, 2016 - March 3, 2016 | 155 |
78 | 2016 | February 2, 2015 - July 6, 2015 | 32 |
79 | 2017 | February 1, 2017 - July 7, 2017 | 157 |
79 | 2018 | February 5, 2018 - March 3, 2018 | 27 |
80 | 2019 | January 22, 2019 - June 30 | 160 |
80 | 2020 | February 3 - March 8 | 35 |
81 | 2021 | January 19 - | |