The year code - is displayed as one digit. Hence 2008 would be displayed as 8, and 2009 as 9
For example: US (T-Bond) June 2008 would be displayed as USM8.
US is the commodity code
M is the month of June
8 is for the year 2008
Cash contracts, when available, can be obtained by prefixing Y0 (zero) to the commodity code in place of the month
and year code.