September 1st 1919 |
3.50
|
December 1st 1932 |
3.00
|
July 1st 1946 |
2.75
|
April 1st 1965 |
3.00
|
December 1st 1970 |
4.00
|
January 1st 1973 |
4.50
|
April 1st 1957 |
2.50
|
December 1st 1970 |
3.50
|
January 1st 1973 |
4.00
|
January 1st 1967 |
5.50
|
1968 |
6.00
|
1969 |
6.50
|
April 1st 1970 |
7.00
|
October 1st 1972 |
7.50
|
April 1st 1973 |
8.00
|
January 1st 1974 (Tier 1) * |
8.00
|
January 1st 1974 (Tier 2) * |
9.50
|
1917
|
April 5th
|
5.00
|
1919
|
November 6th
|
6.00
|
1920
|
April 15th
|
7.00
|
1921
|
April
28th
|
6.50
|
1921
|
June 23rd
|
6.00
|
1921
|
July 21st
|
5.50
|
1921
|
November 3rd
|
5.00
|
1922
|
February
16th
|
4.50
|
1922
|
April 13th
|
4.00
|
1922
|
June 15th
|
3.50
|
1922
|
July 13th
|
3.00
|
1923
|
July
5th
|
4.00
|
1925
|
March 5th
|
5.00
|
1925
|
August 6th
|
4.50
|
1925
|
October 1st
|
4.00
|
1925
|
December 3rd
|
5.00
|
1927
|
April 21st
|
4.50
|
1929
|
February
7th
|
5.50
|
1929
|
September 26th
|
6.50
|
1929
|
October 31st
|
6.00
|
1929
|
November 21st
|
5.50
|
1929
|
December 12th
|
5.00
|
1930
|
February
6th
|
4.50
|
1930
|
March 6th
|
4.00
|
1930
|
March 20th
|
3.50
|
1930
|
May 1st
|
3.00
|
1931
|
May 14th
|
2.50
|
1931
|
July 23rd
|
3.50
|
1931
|
July
30th
|
4.50
|
1931
|
September 21st
|
6.00
|
1932
|
February 18th
|
5.00
|
1932
|
March 10th
|
4.00
|
1932
|
March 17th
|
3.50
|
1932
|
April 21st
|
3.00
|
1932
|
May
12th
|
2.50
|
1932
|
June 30th
|
2.00
|
1939
|
August 24th
|
4.00
|
1939
|
September 28th
|
3.00
|
1939
|
October 26th
|
2.00
|
1951
|
November 8th
|
2.50
|
1952
|
March
11th
|
4.00
|
1953
|
September 17th
|
3.50
|
1954
|
May 13th
|
3.00
|
1955
|
January 27th
|
3.50
|
1955
|
February 24th
|
4.50
|
1956
|
February
16th
|
5.50
|
1957
|
February 7th
|
5.00
|
1957
|
September 19th
|
7.00
|
1958
|
March 20th
|
6.00
|
1958
|
May 22nd
|
5.50
|
1958
|
June 19th
|
5.00
|
1958
|
August
14th
|
4.50
|
1958
|
November 20th
|
4.00
|
1960
|
January 21st
|
5.00
|
1960
|
June 23rd
|
6.00
|
1960
|
October 27th
|
5.50
|
1960
|
December 8th
|
5.00
|
1961
|
July
26th
|
7.00
|
1961
|
October 5th
|
6.50
|
1961
|
November 2nd
|
6.00
|
1962
|
March 8th
|
5.50
|
1962
|
March 22nd
|
5.00
|
1962
|
April 26th
|
4.50
|
1963
|
January
3rd
|
4.00
|
1964
|
February 27th
|
5.00
|
1964
|
November 23rd
|
7.00
|
1965
|
June 3rd
|
6.00
|
1966
|
July 14th
|
7.00
|
1967
|
January 26th
|
6.50
|
1967
|
March
16th
|
6.00
|
1967
|
May 4th
|
5.50
|
1967
|
October 19th
|
6.00
|
1967
|
November 9th
|
6.50
|
1967
|
November 18th
|
8.00
|
1968
|
March 21st
|
7.50
|
1968
|
September
19th
|
7.00
|
1969
|
February 27th
|
8.00
|
1970
|
March 5th
|
7.50
|
1970
|
April 15th
|
7.00
|
1971
|
April 1st
|
6.00
|
1971
|
September 2nd
|
5.00
|
1972
|
June
22nd
|
6.00
|
1972 | October 16th |
7.25
|
1972 | October 30th |
7.50
|
1972 | December 4th |
7.75
|
1972 | December 11th |
8.00
|
1972 | December 27th |
9.00
|
1973 | January 22nd |
8.75
|
1973 | March 26th |
8.50
|
1973 | April 16th |
8.00
|
1973 | April 24th |
8.25
|
1973 | May 14th |
8.00
|
1973 | May 21st |
7.75
|
1973 | June 25th |
7.50
|
1973 | July 23rd |
9.00
|
1973 | July 30th |
11.50
|
1973 | October 22nd |
11.25
|
1973 | November 13th |
13.00
|
1974 | January 7th |
12.75
|
1974 | February 4th |
12.50
|
1974 | April 8th |
12.25
|
1974 | April 16th |
12.00
|
1974 | May 28th |
11.75
|
1974 | September 23rd |
11.50
|
1975 | January 20th |
11.25
|
1975 | January 27th |
11.00
|
1975 | February 10th |
10.75
|
1975 | February 17th |
10.50
|
1975 | March 10th |
10.25
|
1975 | March 24th |
10.00
|
1975 | April 21st |
9.75
|
1975 | May 5th |
10.00
|
1975 | July 28th |
11.00
|
1975 | October 6th |
12.00
|
1975 | November 17th |
11.75
|
1975 | December 1st |
11.50
|
1975 | December 29th |
11.25
|
1976 | January 5th |
11.00
|
1976 | January 19th |
10.75
|
1976 | January 26th |
10.50
|
1976 | February 2nd |
10.00
|
1976 | February 9th |
9.50
|
1976 | March 1st |
9.25
|
1976 | March 8th |
9.00
|
1976 | April 26th |
10.50
|
1976 | May 24th |
11.50
|
1976 | September 13th |
13.00
|
1976 | October 7th |
15.00
|
1976 | November 22nd |
14.75
|
1976 | December 20th |
14.50
|
1976 | December 29th |
14.25
|
1977 | January 10th |
14.00
|
1977 | January 24th |
13.25
|
1977 | January 31st |
12.25
|
1977 | February 3rd |
12.00
|
1977 | March 10th |
11.00
|
1977 | March 21st |
10.50
|
1977 | March 31st |
9.50
|
1977 | April 12th |
9.25
|
1977 | April 18th |
9.00
|
1977 | April 25th |
8.75
|
1977 | May 2nd |
8.25
|
1977 | May 16th |
8.00
|
1977 | August 8th |
7.50
|
1977 | August 15th |
7.00
|
1977 | September 12th |
6.50
|
1977 | September 19th |
6.00
|
1977 | October 10th |
5.50
|
1977 | October 17th |
5.00
|
1977 | November 28th |
7.00
|
1978 | January 9th |
6.50
|
1978 | April 12th |
7.50
|
1978 | May 8th |
8.75
|
1978 | May 15th |
9.00
|
1978 | June 8th |
10.00
|
1978 | November 9th |
12.50
|
1979 | February 8th |
14.00
|
1979 | March 1st |
13.00
|
1979 | April 5th |
12.00
|
1979 | June 13th |
14.00
|
1979 | November 15th |
17.00
|